When I last tried to eat strawberries I had a terrible allergic reaction.
A transformation in which one or more substances is converted into another by combination or decomposition
In this reaction, the acid and base will neutralize each other, producing a salt.
doing something in opposition to another way of doing it that you don't like; "his style of painting was a reaction against cubism" a bodily process occurring due to the effect of some foregoing stimulus or agent; "a bad reaction to the medicine"; "his responses have slowed with age" an idea evoked by some experience; "his reaction to the news was to start planning what to do" extreme conservatism in political or social matters; "the forces of reaction carried the election" 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" (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
A technical word, reaction means "to display energy in response to a stimulus " It is not a synonym for response, opinion, attitude, impression, or reply
A chemical transformation or change The interaction of two or more substances to form new substances
Backward tendency or movement after revolution, reform, or great progress in any direction
A process that transforms one or more chemical °species into others Typical reactions make or break °bonds; others change the state of ionization or other properties taken to distinguish chemical species
doing something in opposition to another way of doing it that you don't like; "his style of painting was a reaction against cubism"
The mutual or reciprocal action of chemical agents upon each other, or the action upon such chemical agents of some form of energy, as heat, light, or electricity, resulting in a chemical change in one or more of these agents, with the production of new compounds or the manifestation of distinctive characters
an idea evoked by some experience; "his reaction to the news was to start planning what to do"
Your reactions are your ability to move quickly in response to something, for example when you are in danger. The sport requires very fast reactions
disapproval Reaction is the belief that the political or social system of your country should not change. Thus, he aided reaction and thwarted progress