reaction

noun
UK: /riˈæk.ʃən/
US: /riˈæk.ʃən/

  1. Something you do or say because of something that has happened or been said.

    1. His reaction was very strong and quick to the news. [ ] [ ]
    2. The public's reaction to the politician's statement was overwhelmingly negative, demonstrating widespread disapproval. [ ] [ ]

  2. A chemical process in which substances change into new ones.

    1. The reaction created heat, it was so fast. [ ] [ ]
    2. Scientists carefully monitored the chemical reaction to ensure the desired product was formed efficiently. [ ] [ ]

  3. A medical problem caused by something you have eaten or a medicine you have taken.

    1. I had a reaction to that medicine, so I stopped. [ ] [ ]
    2. She developed an allergic reaction after consuming shellfish, requiring immediate medical attention. [ ] [ ]

Synonyms

response answer feeling process

Frequently Asked Questions

The word "reaction" in English means: Something you do or say because of something that has happened or been said., A chemical process in which substances change into new ones., A medical problem caused by something you have eaten or a medicine you have taken..

The phonetic transcription of "reaction" is /riˈæk.ʃən/ in British English and /riˈæk.ʃən/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "reaction": response, answer, feeling, process.

Example usage of "reaction": "His reaction was very strong and quick to the news.". More examples on the page.