Meaning & Definition of Reaction in English

Detailed Definitions

• Definition: An action performed or a feeling experienced in response to a situation or event.

  Example Sentence: Her reaction to the news was one of surprise.

• Definition: A chemical process in which one or more substances change to produce new substances.

  Example Sentence: The reaction between the acid and the base produced gas.

• Definition: A psychological response to a stimulus.

  Example Sentence: He had a strong emotional reaction to the movie.

• Definition: A counteraction against something.

  Example Sentence: Their proposal elicited a reaction from the community.

• Definition: The process of responding to an agent or event.

  Example Sentence: In physics, we study the reaction forces in mechanics.

Etymology

Origin: From Latin 'reactio', from 're-' meaning 'back' and 'agere' meaning 'to act'.

Synonyms

Common Phrases and Expressions

• knee-jerk reaction: An automatic or unthinking response.
• overreaction: An excessive or exaggerated response.
• chain reaction: A series of events causing each other.
• reaction time: The time taken to respond to a stimulus.
• positive reaction: A favorable response to something.

Translations

• Spanish: reacción

• French: réaction

• German: Reaktion

• Russian: реакция

Related Words

• act: To take action or do something.

• stimulus: Something that incites or quickens action.

• response: A reply or answer; a reaction.

• counter: To act against something.

• feedback: Information about reactions to a product or a person's performance.

Slang Meanings of reaction

• Meaning: The vibe or energy someone gives off in response to something.

  Example Sentence: His reaction to the prank was pure gold.

• Meaning: A reference to emotional responses in online discussions.

  Example Sentence: Her reaction videos always go viral.

• Meaning: An exaggerated response, often for comedic effect.

  Example Sentence: That was such a meme reaction.

• Meaning: When someone reacts in a way that is unexpected or funny.

  Example Sentence: Did you see his reaction? It was lit!