English dictionary of Mechanical Engineering

English dictionary of Mechanical Engineering

 English dictionary of Mechanical Engineering

Dictionaries  |  English dictionary  |  Picture dictionary  |  Encyclopedia |  Links

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A
abrasive
a substance that abrades or wears down

accurate ; exact ; precise
(of ideas, images, representations, expressions) characterized by perfect conformity to fact or truth ; strictly correct; "a precise image"; "a precise measurement"

acetate ; ethanoate
a salt or ester of acetic acid

acetylene ; alkyne
a colorless flammable gas used chiefly in welding and in organic synthesis

acid
any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt

adhesive
a substance that unites or bonds surfaces together

adhesiveness ; adhesion
the property of sticking together (as of glue and wood) or the joining of surfaces of different composition; "the mutual adhesiveness of cells"; "a heated hydraulic press was required for adhesion"

alcohol
a liquor or brew containing alcohol as the active agent; "alcohol (or drink) ruined him"

alloy ; metal
a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten; "brass is an alloy of zinc and copper"

aluminum ; aluminium ; Al
a silvery ductile metallic element found primarily in bauxite

ampere ; amp
the basic unit of electric current adopted under the Systeme International d'Unites; "a typical household circuit carries 15 to 50 amps"

amplitude
(physics) the maximum displacement of a periodic wave

angle
the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians

anvil
a heavy block of iron or steel on which hot metals are shaped by hammering

appliance ; contrivance ; convenience ; gadget
a device or control that is very useful for a particular job

arc
a continuous portion of a circle

arch
a curved shape in the vertical plane that spans an opening

area ; country
a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography); "it was a mountainous area"; "Bible country"

argon
a colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere

assay ; check
an appraisal of the state of affairs; "they made an assay of the contents"; "a check on its dependability under stress"

average ; norm
a statistic describing the location of a distribution; "it set the norm for American homes"

ax ; axe
an edge tool with a heavy bladed head mounted across a handle

axis
a straight line through a body or figure that satisfies certain conditions

axle
a shaft on which a wheel rotates


B
ball ; globe ; orb
an object with a spherical shape; "a ball of fire"

band
a thin flat strip of flexible material that is worn around the body or one of the limbs (especially to decorate the body)

barrel ; cask
a cylindrical container that holds liquids

barrow ; wheelbarrow
a cart for carrying small loads; has handles and one or more wheels

base ; alkali
any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; "bases include oxides and hydroxides of metals and ammonia"

battery ; electric battery
a device that produces electricity; may have several primary or secondary cells arranged in parallel or series

bearing
a rotating support placed between moving parts to allow them to move easily

belt
endless loop of flexible material between two rotating shafts or pulleys

bend
a circular segment of a curve; "a bend in the road"; "a crook in the path"

bend ; flex
form a curve; "The stick does not bend"

board
a flat piece of material designed for a special purpose; "he nailed boards across the windows"

board ; plank
a stout length of sawn timber; made in a wide variety of sizes and used for many purposes

bolt
a screw that screws into a nut to form a fastener

bore ; drill
make a hole, especially with a pointed power or hand tool; "don't drill here, there's a gas pipe"; "drill a hole into the wall"; "drill for oil"; "carpenter bees are boring holes into the wall"

borer
a drill for penetrating rock

brace
an appliance that corrects dental irregularities

brake
a restraint used to slow or stop a vehicle

brass
an alloy of copper and zinc

brick
rectangular block of clay baked by the sun or in a kiln; used as a building or paving material

bronze
an alloy of copper and tin and sometimes other elements; also any copper-base alloy containing other elements in place of tin

bronze
a sculpture made of bronze

bucket ; pail
a roughly cylindrical vessel that is open at the top

burnish
polish and make shiny; "buff the wooden floors"; "buff my shoes"

butane
occurs in natural gas; used in the manufacture of rubber and fuels


C
cable
a very strong thick rope made of twisted hemp or steel wire

cage ; coop
an enclosure made or wire or metal bars in which birds or animals can be kept

cartridge
ammunition consisting of a cylindrical casing containing an explosive charge and a bullet; fired from a rifle or handgun

cast ; casting
object formed by a mold

cast iron
an alloy of iron containing so much carbon that it is brittle and so cannot be wrought but must be shaped by casting

cement
a building material that is a powder made of a mixture of calcined limestone and clay; used with water and sand or gravel to make concrete and mortar

chain
a series of (usually metal) rings or links fitted into one another to make a flexible ligament

chisel
an edge tool with a flat steel blade with a cutting edge

chrome
another word for chromium when it is used in dyes or pigments

chromium
a hard brittle multivalent metallic element; resistant to corrosion and tarnishing

circle
ellipse in which the two axes are of equal length; a plane curve generated by one point moving at a constant distance from a fixed point; "he calculated the circumference of the circle"

circular saw ; buzz saw
a power saw that has a steel disk with cutting teeth on the periphery; rotates on a spindle

clamp ; clinch
a device (generally used by carpenters) that holds things firmly together

cloth ; fabric ; material ; textile
artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers; "the fabric in the curtains was light and semitransparent"; "woven cloth originated in Mesopotamia around 5000 BC"; "she measured off enough material for a dress"

cluster ; bunch ; clump
a grouping of a number of similar things; "a bunch of trees"; "a cluster of admirers"

clutch
a coupling that connects or disconnects driving and driven parts of a driving mechanism; "this year's model has an improved clutch"

coating ; coat
a thin layer covering something; "a second coat of paint"

coke
carbon fuel produced by distillation of coal

color ; colour
any material used for its color; "she used a different color for the trim"

compressor
a mechanical device that compresses gasses

concrete
a strong hard building material composed of sand and gravel and cement and water

conductance
a material's capacity to conduct electricity; measured as the reciprocal of electrical resistance

conduction ; conductivity
the transmission of heat or electricity or sound

connection ; connexion
a relation between things or events (as in the case of one causing the other or sharing features with it); "there was a connection between eating that pickle and having that nightmare"

constant
a number representing a quantity assumed to have a fixed value in a specified mathematical context; "the velocity of light is a constant"

contact
close interaction; "they kept in daily contact"; "they claimed that they had been in contact with extraterrestrial beings"

container
any object that can be used to hold things (especially a large metal boxlike object of standardized dimensions that can be loaded from one form of transport to another)

control
power to direct or determine; "under control"

convert
change the nature, purpose, or function of something; "convert lead into gold"; "convert hotels into jails"; "convert slaves to laborers"

copper
a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor

corrosion
a state of deterioration in metals caused by oxidation or chemical action

corundom ; corundum
very hard mineral used as an abrasive

coulomb ; ampere-second
a unit of electrical charge equal to the amount of charge transferred by a current of 1 ampere in 1 second

crane
lifts and moves heavy objects; lifting tackle is suspended from a pivoted boom that rotates around a vertical axis

crooked
having or marked by bends or angles; not straight or aligned; "crooked country roads"; "crooked teeth"

curve ; curvature
the property possessed by the curving of a line or surface

cut
separate with or as if with an instrument; "Cut the rope"

cylinder
a solid bounded by a cylindrical surface and two parallel planes (the bases)


D
deepness ; profundity
the quality of being physically deep; "the profundity of the mine was almost a mile"

defect ; fault ; flaw
an imperfection in an object or machine; "a flaw caused the crystal to shatter"; "if there are any defects you should send it back to the manufacturer"

defect ; shortcoming
a failing or deficiency; "that interpretation is an unfortunate defect of our lack of information"

deform
twist and press out of shape

degree
a unit of temperature on a specified scale; "the game was played in spite of the 40-degree temperature"

degree ; grade ; level
a position on a scale of intensity or amount or quality; "a moderate grade of intelligence"; "a high level of care is required"; "it is all a matter of degree"

detector ; sensor ; sensing element
any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner

deviation
a variation that deviates from the standard or norm; "the deviation from the mean"

device
an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water"

diagram
a drawing intended to explain how something works; a drawing showing the relation between the parts

diameter ; diam
the length of a straight line passing through the center of a circle and connecting two points on the circumference

diamond
a transparent piece of diamond that has been cut and polished and is valued as a precious gem

difference
the quality of being unlike or dissimilar; "there are many differences between jazz and rock"

draw
the act of drawing or hauling something; "the haul up the hill went very slowly"

drill
a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)

drilling bit ; drill bit
a bit used in drilling for oil

duct
an enclosed conduit for a fluid

duration ; length
continuance in time; "the ceremony was of short duration"; "he complained about the length of time required"

dye ; dyestuff
a usually soluble substance for staining or coloring e.g. fabrics or hair

dynamics ; kinetics
the branch of mechanics concerned with the forces that cause motions of bodies


E
edge ; border
the boundary of a surface

efficiency
skillfulness in avoiding wasted time and effort; "she did the work with great efficiency"

electricity ; electrical energy
energy made available by the flow of electric charge through a conductor; "they built a car that runs on electricity"

electrode
a conductor used to make electrical contact with some part of a circuit

emery paper ; sandpaper
stiff paper coated with powdered emery or sand

emulsion
(chemistry) a colloid in which both phases are liquids; "an oil-in-water emulsion"

energy ; free energy
(physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs; "energy can take a wide variety of forms"

engine
motor that converts thermal energy to mechanical work

enthalpy
(thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure; "enthalpy is the amount of energy in a system capable of doing mechanical work"

equation
a mathematical statement that two expressions are equal

equipment
an instrumentality needed for an undertaking or to perform a service


F
farad ; F
the capacitance of a capacitor that has an equal and opposite charge of 1 coulomb on each plate and a voltage difference of 1 volt between the plates

ferrite
a solid solution in which alpha iron is the solvent

fiber ; fibre
a slender and greatly elongated substance capable of being spun into yarn

filament
a thin wire (usually tungsten) that is heated white hot by the passage of an electric current

file
a steel hand tool with small sharp teeth on some or all of its surfaces; used for smoothing wood or metal

filter
device that removes something from whatever passes through it

flange ; rim
a projection used for strength or for attaching to another object

fluid
a substance that is fluid at room temperature and pressure

fluid mechanics ; hydraulics
study of the mechanics of fluids

flywheel
regulator consisting of a heavy wheel that stores kinetic energy and smooths the operation of a reciprocating engine

foil
a piece of thin and flexible sheet metal; "the photographic film was wrapped in foil"

fraction
a small part or item forming a piece of a whole

frequency
the number of occurrences within a given time period; "the frequency of modulation was 40 cycles per second"; "the frequency of his seizures increased as he grew older"

friction ; rubbing
the resistance encountered when one body is moved in contact with another

fuse
an electrical device that can interrupt the flow of electrical current when it is overloaded


G
gallon ; gal
United States liquid unit equal to 4 quarts or 3.785 liters

gas ; gaseous state
the state of matter distinguished from the solid and liquid states by: relatively low density and viscosity; relatively great expansion and contraction with changes in pressure and temperature; the ability to diffuse readily; and the spontaneous tendency to become distributed uniformly throughout any container

gasoline ; gasolene ; gas ; petrol
a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines

gauge ; caliber ; calibre
diameter of a tube or gun barrel

gear ; gear wheel ; cogwheel
a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion

glove
handwear: covers the hand and wrist

glue ; gum ; mucilage
cement consisting of a sticky substance that is used as an adhesive

grade ; level
a relative position or degree of value in a graded group; "lumber of the highest grade"

gram ; gramme
a metric unit of weight equal to one thousandth of a kilogram

grease ; lubricating oil
a thick fatty oil (especially one used to lubricate machinery)

groove ; channel
a long narrow furrow cut either by a natural process (such as erosion) or by a tool (as e.g. a groove in a phonograph record)

gyroscope ; gyro
rotating mechanism in the form of a universally mounted spinning wheel that offers resistance to turns in any direction


H
hammer
a hand tool with a heavy rigid head and a handle; used to deliver an impulsive force by striking

handle ; grip ; handgrip
the appendage to an object that is designed to be held in order to use or move it; "he grabbed the hammer by the handle"; "it was an old briefcase but it still had a good grip"

hardness
the property of being rigid and resistant to pressure; not easily scratched; measured on Mohs scale

heavy
of comparatively great physical weight or density; "a heavy load"; "lead is a heavy metal"; "heavy mahogany furniture"

height ; altitude
elevation especially above sea level or above the earth's surface; "the altitude gave her a headache"

height ; tallness
the vertical dimension of extension; distance from the base of something to the top

hit ; striking
the act of contacting one thing with another; "repeated hitting raised a large bruise"; "after three misses she finally got a hit"

hoe
a tool with a flat blade attached at right angles to a long handle

hook ; claw
a mechanical device that is curved or bent to suspend or hold or pull something

hydrocarbon
an organic compound containing only carbon and hydrogen


I
impedance ; resistance ; resistivity
a material's opposition to the flow of electric current; measured in ohms

implement
instrumentation (a piece of equipment or tool) used to effect an end

inch ; in
a unit of length equal to one twelfth of a foot

ingot
metal that is cast in the shape of a block for convenient handling

instrument
a device that requires skill for proper use

iron
a heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood


J
joint
(anatomy) the point of connection between two bones or elements of a skeleton (especially if it allows motion)

joint
junction by which parts or objects are joined together

joule
a unit of electrical energy equal to the work done when a current of one ampere passes through a resistance of one ohm for one second

junction ; conjunction ; conjugation ; colligation
the state of being joined together


K
kilogram ; kilo
one thousand grams; the basic unit of mass adopted under the Systeme International d'Unites; "a kilogram is approximately 2.2 pounds"

knife
edge tool used as a cutting instrument; has a pointed blade with a sharp edge and a handle


L
ladder
steps consisting of two parallel members connected by rungs; for climbing up or down

lathe
machine tool for shaping metal or wood; the workpiece turns about a horizontal axis against a fixed tool

lead
a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey; "the children were playing with lead soldiers"

length
the linear extent in space from one end to the other; the longest dimension of something that is fixed in place; "the length of the table was 5 feet"

level ; spirit level
indicator that establishes the horizontal when a bubble is centered in a tube of liquid

light
of comparatively little physical weight or density; "a light load"; "magnesium is a light metal--having a specific gravity of 1.74 at 20 degrees C"

limit ; bound ; boundary
the greatest possible degree of something; "what he did was beyond the bounds of acceptable behavior"; "to the limit of his ability"

line
a mark that is long relative to its width; "He drew a line on the chart"

liquid
a substance that is liquid at room temperature and pressure

load ; loading ; burden
weight to be borne or conveyed

lubricant ; lubricator ; lube
a substance capable of reducing friction by making surfaces smooth or slippery

lumber ; timber
the wood of trees cut and prepared for use as building material


M
machine
any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks

magnesium
a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine)

mallet
a sports implement with a long handle and a head like a hammer; used in sports (polo or croquet) to hit a ball

manometer
a pressure gauge for comparing pressures of a gas

mass
the property of a body that causes it to have weight in a gravitational field

material ; stuff
the tangible substance that goes into the makeup of a physical object; "coal is a hard black material"; "wheat is the stuff they use to make bread"

mean ; mean value
an average of n numbers computed by adding some function of the numbers and dividing by some function of n

measure
determine the measurements of something or somebody, take measurements of; "Measure the length of the wall"

metallic element ; metal
any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.

meter ; metre
the basic unit of length adopted under the Systeme International d'Unites (approximately 1.094 yards)

mold ; mould
container into which liquid is poured to create a given shape when it hardens

motor
machine that converts other forms of energy into mechanical energy and so imparts motion


N
nail
a thin pointed piece of metal that is hammered into materials as a fastener

natural gas ; gas
a fossil fuel in the gaseous state; used for cooking and heating homes

nickel
a hard malleable ductile silvery metallic element that is resistant to corrosion; used in alloys; occurs in pentlandite and smaltite and garnierite and millerite

norm
a standard or model or pattern regarded as typical; "the current middle-class norm of two children per family"

nut
a small (usually square or hexagonal) metal block with internal screw thread to be fitted onto a bolt


O
oil
a slippery or viscous liquid or liquefiable substance not miscible with water

oilcan
a can with a long nozzle to apply oil to machinery

oxidation
the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction

oxygen
a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust


P
package ; bundle ; packet ; parcel
a collection of things wrapped or boxed together

paint ; pigment
a substance used as a coating to protect or decorate a surface (especially a mixture of pigment suspended in a liquid); dries to form a hard coating; "artists use `paint' and `pigment' interchangeably"

paintbrush
a brush used as an applicator (to apply paint)

part ; portion
something determined in relation to something that includes it; "he wanted to feel a part of something bigger than himself"; "I read a portion of the manuscript"; "the smaller component is hard to reach"; "the animal constituent of plankton"

paste
any mixture of a soft and malleable consistency

paste ; library paste
an adhesive made from water and flour or starch; used on paper and paperboard

peg ; nog
a wooden pin pushed or driven into a surface

pewter
any of various alloys of tin with small amounts of other metals (especially lead)

pick ; pickax ; pickaxe
a heavy iron tool with a wooden handle and a curved head that is pointed on both ends; "they used picks and sledges to break the rocks"

pin ; pivot
axis consisting of a short shaft that supports something that turns

pinion
a gear with a small number of teeth designed to mesh with a larger wheel or rack

pipe ; piping
a long tube made of metal or plastic that is used to carry water or oil or gas etc.

pipeline ; line
a pipe used to transport liquids or gases; "a pipeline runs from the wells to the seaport"

piston ; plunger
mechanical device that has a plunging or thrusting motion

pliers
a gripping hand tool with two hinged arms and (usually) serrated jaws

plug ; male plug
an electrical device with two or three pins that is inserted in a socket to make an electrical connection

plug ; stopper ; stopple
blockage consisting of an object designed to fill a hole tightly

plywood ; plyboard
a laminate made of thin layers of wood

point
a geometric element that has position but no extension; "a point is defined by its coordinates"

polish
make (a surface) shine; "shine the silver, please"; "polish my shoes"

polish
a preparation used in polishing

polyethylene ; polythene
a lightweight thermoplastic; used especially in packaging and insulation

polygon ; polygonal shape
a closed plane figure bounded by straight sides

preciseness ; precision
the quality of being reproducible in amount or performance; "he handled it with the preciseness of an automaton"; "note the meticulous precision of his measurements"

press ; mechanical press
any machine that exerts pressure to form or shape or cut materials or extract liquids or compress solids

pressure
the force applied to a unit area of surface; measured in pascals (SI unit) or in dynes (cgs unit); "the compressed gas exerts an increased pressure"

process ; treat
subject to a process or treatment, with the aim of readying for some purpose, improving, or remedying a condition; "process cheese"; "process hair"; "treat the water so it can be drunk"; "treat the lawn with chemicals" ; "treat an oil spill"

product ; production
an artifact that has been created by someone or some process; "they improve their product every year"; "they export most of their agricultural production"

production
the act or process of producing something; "Shakespeare's production of poetry was enormous"; "the production of white blood cells"

propane
colorless gas found in natural gas and petroleum; used as a fuel

proportion
the quotient obtained when the magnitude of a part is divided by the magnitude of the whole

propulsion ; actuation
the act of propelling

protractor
drafting instrument used to draw or measure angles

pull ; draw
cause to move by pulling; "draw a wagon"; "pull a sled"

pulley
a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope

pump
a mechanical device that moves fluid or gas by pressure or suction

pyrometer
a thermometer designed to measure high temperatures


R
radian ; rad
the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)

radius ; r
the length of a line segment between the center and circumference of a circle or sphere

rake
a long-handled tool with a row of teeth at its head; used to move leaves or loosen soil

ratio
the relative magnitudes of two quantities (usually expressed as a quotient)

reamer
a drill that is used to shape or enlarge holes

rectangle
a parallelogram with four right angles

repair ; mend ; fix
restore by replacing a part or putting together what is torn or broken; "She repaired her TV set"; "Repair my shoes please"

rivet
heavy pin having a head at one end and the other end being hammered flat after being passed through holes in the pieces that are fastened together

rod
a long thin implement made of metal or wood

roller
a cylinder that revolves

rope
a strong line

rotating shaft ; shaft
a revolving rod that transmits power or motion

rubber ; caoutchouc
an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products

rule ; ruler
measuring stick consisting of a strip of wood or metal or plastic with a straight edge that is used for drawing straight lines and measuring lengths

rust
a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture

rustproof ; rustproofed
treated against rusting


S
safety
the state of being certain that adverse effects will not be caused by some agent under defined conditions; "insure the safety of the children"; "the reciprocal of safety is risk"

sandpaper ; sand
rub with sandpaper; "sandpaper the wooden surface"

saw
hand tool having a toothed blade for cutting

scabbard
a sheath for a sword or dagger or bayonet

scale
relative magnitude; "they entertained on a grand scale"

scissors ; pair of scissors
an edge tool having two crossed pivoting blades

scraper
any of various hand tools for scraping

screen ; CRT screen
the display that is electronically created on the surface of the large end of a cathode-ray tube

screw
a fastener with a tapered threaded shank and a slotted head

screw thread ; thread
the raised helical rib going around a screw

screwdriver
a hand tool for driving screws; has a tip that fits into the head of a screw

shank ; stem
cylinder forming a long narrow part of something

shard ; sherd ; fragment
a broken piece of a brittle artifact

sharpener
any implement that is used to make something (an edge or a point) sharper; "a knife sharpener"

shovel
a hand tool for lifting loose material; consists of a curved container or scoop and a handle

silicone ; silicone polymer
any of a large class of siloxanes that are unusually stable over a wide range of temperatures; used in lubricants and adhesives and coatings and synthetic rubber and electrical insulation

size
the physical magnitude of something (how big it is); "a wolf is about the size of a large dog"

sketch ; study
preliminary drawing for later elaboration; "he made several studies before starting to paint"

slab
block consisting of a thick piece of something

spade
a sturdy hand shovel that can be pushed into the earth with the foot

speed ; velocity
distance travelled per unit time

sphere
a three-dimensional closed surface such that every point on the surface is equidistant from the center

splinter ; sliver
a small thin sharp bit or wood or glass or metal; "he got a splinter in his finger"; "it broke into slivers"

spring
a metal elastic device that returns to its shape or position when pushed or pulled or pressed; "the spring was broken"

square ; foursquare
(geometry) a plane rectangle with four equal sides and four right angles; a four-sided regular polygon; "you can compute the area of a square if you know the length of its sides"

statics
the branch of mechanics concerned with forces in equilibrium

steam
water at boiling temperature diffused in the atmosphere

steel
an alloy of iron with small amounts of carbon; widely used in construction; mechanical properties can be varied over a wide range

step ladder ; stepladder
a folding portable ladder hinged at the top

stopcock ; cock
faucet consisting of a rotating device for regulating flow of a liquid

storage battery ; accumulator
a voltaic battery that stores electric charge

strength ; force
physical energy or intensity; "he hit with all the force he could muster"; "it was destroyed by the strength of the gale"; "a government has not the vitality and forcefulness of a living man"

strip
a relatively long narrow piece of something; "he felt a flat strip of muscle"

surface
the outer boundary of an artifact or a material layer constituting or resembling such a boundary; "there is a special cleaner for these surfaces"; "the cloth had a pattern of red dots on a white surface"

switch
control consisting of a mechanical or electrical or electronic device for making or breaking or changing the connections in a circuit

system ; scheme
a group of independent but interrelated elements comprising a unified whole; "a vast system of production and distribution and consumption keep the country going"


T
table
a piece of furniture having a smooth flat top that is usually supported by one or more vertical legs; "it was a sturdy table"

tank ; storage tank
a large (usually metallic) vessel for holding gases or liquids

tape ; tapeline ; tape measure
measuring instrument consisting of a narrow strip (cloth or metal) marked in inches or centimeters and used for measuring lengths; "the carpenter should have used his tape measure"

temperature
the degree of hotness or coldness of a body or environment (corresponding to its molecular activity)

tension
the physical condition of being stretched or strained; "it places great tension on the leg muscles"; "he could feel the tenseness of her body"

test ; trial
the act of testing something; "in the experimental trials the amount of carbon was measured separately"; "he called each flip of the coin a new trial"

thermometer
measuring instrument for measuring temperature

thread ; yarn
a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in sewing and weaving

tin
a silvery malleable metallic element that resists corrosion; used in many alloys and to coat other metals to prevent corrosion; obtained chiefly from cassiterite where it occurs as tin oxide

tongs ; pair of tongs
any of various devices for taking hold of objects; usually have two hinged legs with handles above and pointed hooks below

tool
an implement used in the practice of a vocation

toolbox ; tool chest ; tool cabinet
a box or chest or cabinet for holding hand tools

triangle ; trigon
a three-sided polygon

tub ; vat
a large open vessel for holding or storing liquids

tube ; tubing
conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases

tun
a large cask especially one holding a volume equivalent to 2 butts or 252 gals

turbine
rotary engine in which the kinetic energy of a moving fluid is converted into mechanical energy by causing a bladed rotor to rotate


V
valve
control consisting of a mechanical device for controlling the flow of a fluid

vector
a straight line segment whose length is magnitude and whose orientation in space is direction

vessel
an object used as a container (especially for liquids)

vibration ; quiver ; quivering
the act of vibrating

vise ; bench vise
a holding device attached to a workbench; has two jaws to hold workpiece firmly in place

volt ; V
a unit of potential equal to the potential difference between two points on a conductor carrying a current of 1 ampere when the power dissipated between the two points is 1 watt; equivalent to the potential difference across a resistance of 1 ohm when 1 ampere of current flows through it

voltage
the difference in electrical charge between two points in a circuit expressed in volts

voltage
the rate at which energy is drawn from a source that produces a flow of electricity in a circuit; expressed in volts

volume
the amount of 3-dimensional space occupied by an object; "the gas expanded to twice its original volume"


W
water vapor ; water vapour
water in a vaporous form diffused in the atmosphere but below boiling temperature

watt ; W
a unit of power equal to 1 joule per second; the power dissipated by a current of 1 ampere flowing across a resistance of 1 ohm

weight
the vertical force exerted by a mass as a result of gravity

weld
join together by heating; "weld metal"

welder
joins pieces of metal by welding them together

wheel
a simple machine consisting of a circular frame with spokes (or a solid disc) that can rotate on a shaft or axle (as in vehicles or other machines)

width ; breadth
the extent of something from side to side

wire
ligament made of metal and used to fasten things or make cages or fences etc

wire ; conducting wire
a metal conductor that carries electricity over a distance

wood
the hard fibrous lignified substance under the bark of trees

workbench ; bench
a strong worktable for a carpenter or mechanic

workroom
room where work is done

workshop ; shop
small workplace where handcrafts or manufacturing are done

wrench ; spanner
a hand tool that is used to hold or twist a nut or bolt


Z
zinc
a bluish-white lustrous metallic element; brittle at ordinary temperatures but malleable when heated; used in a wide variety of alloys and in galvanizing iron; it occurs naturally as zinc sulphide in zinc blende


About this dictionary  |  Privacy policy  |  Terms of use  |  Link to us  |  Contact us
Copyright © 2017, Dicts.info. All rights reserved.