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reaction in WordNet English dictionary
noun- (chemistry) a process in which one or more substances are changed into others
"there was a chemical reaction of the lime with the ground water"
chemical reaction reaction
- a bodily process occurring due to the effect of some antecedent stimulus or agent
"a bad reaction to the medicine"; "his responses have slowed with age"
reaction response
- doing something in opposition to another way of doing it that you don't like
"his style of painting was a reaction against cubism"
reaction
- an idea evoked by some experience
"his reaction to the news was to start planning what to do"
reaction
- extreme conservatism in political or social matters
"the forces of reaction carried the election"
reaction
- (mechanics) the equal and opposite force that is produced when any force is applied to a body
"every action has an equal and opposite reaction"
reaction
- a response that reveals a person's feelings or attitude
"he was pleased by the audience's reaction to his performance"; "John feared his mother's reaction when she saw the broken lamp"
reaction
WordNet Lexical Database v3.0, © 2006 Princeton University