The meaning of REACTION is the act or process or an instance of reacting. How to use reaction in a sentence.

A reaction is an action taken in response to something. If you're telling your parents that you want to move out, you'll see by their reaction that they're sad about it.

Definition of reaction noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Usage: Reaction is used to refer both to an instant response (her reaction was one of amazement) and to a considered response in the form of a statement (the Minister gave his reaction to the court's …

A chemical reaction is the change that happens when two or more substances are mixed with each other.

Your reaction to something that has happened or something that you have experienced is what you feel, say, or do because of it.

A reaction is an action taken in response to something. If you're telling your parents that you want to move out, you'll see by their reaction that they're sad about it.

There hasn't yet been much reaction to the announcement. The newspaper received many angry letters in reaction to [=in response to] the editorial.

REACTION meaning: 1. something you say, feel, or do because of something that has happened: 2. the ability to move…. Learn more.

Your reaction to something that has happened or something that you have experienced is what you feel, say, or do because of it. Reaction to the visit is mixed.