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Reaction
01
an action, thought, or feeling in response to something that has happened
Grammatical Information
Animacy status
Abstract
Composition
Compound
Countable
Plural form
reactions
Examples
Her immediate reaction to the news was one of disbelief.
02
(chemistry) a process in which several chemicals combine and form different substances
Examples
The reaction between hydrogen and oxygen produces water.
03
an idea evoked by some experience
04
the way one's body responds to a drug, chemical substance, etc.
Examples
The patient had an allergic reaction to the new medication.
05
doing something in opposition to another way of doing it that you don't like
06
extreme conservatism in political or social matters
07
(mechanics) the equal and opposite force exerted by a body in response to an applied force, as described by Newton's Third Law of Motion
Examples
When you push a wall, the reaction force from the wall pushes back equally.
Lexical Tree
overreaction
reactionism
reaction
action
act
