reverse in WordNet English dictionary

1. cancel officially
   "He revoked the ban on smoking"; "lift an embargo"; "vacate a death sentence"
   revoke  annul  lift  countermand  reverse  repeal  overturn  rescind  vacate 
   
2. change to the contrary
   "The trend was reversed"; "the tides turned against him"; "public opinion turned when it was revealed that the president had an affair with a White House intern"
   change by reversal  turn  reverse 
   
3. turn inside out or upside down
   turn back  invert  reverse 
   
4. reverse the position, order, relation, or condition of
   "when forming a question, invert the subject and the verb"
   invert  reverse 
   
5. rule against
   "The Republicans were overruled when the House voted on the bill"
   overrule  overturn  override  overthrow  reverse 
   

1. an unfortunate happening that hinders or impedes; something that is thwarting or frustrating
   reverse  reversal  setback  blow  black eye 
   
2. a relation of direct opposition
   "we thought Sue was older than Bill but just the reverse was true"
   reverse  contrary  opposite 
   
3. turning in the opposite direction
   reversion  reverse  reversal  turnabout  turnaround 
   
4. (American football) a running play in which a back running in one direction hands the ball to a back running in the opposite direction
   reverse 
   
5. the gears by which the motion of a machine can be reversed
   reverse  reverse gear 
   
6. the side of a coin or medal that does not bear the principal design
   reverse  verso 
   

1. reversed (turned backward) in order or nature or effect
   inverse  reverse 
   
2. directed or moving toward the rear
   "a rearward glance"; "a rearward movement"
   rearward  reverse 
   
3. of the transmission gear causing backward movement in a motor vehicle
   "in reverse gear"
   reverse