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reaction

re·ac·tion
R r

Transcription

    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [ree-ak-shuh n]
    • /riˈæk ʃən/
    • /riˈækʃn/
    • US Pronunciation
    • US IPA
    • [ree-ak-shuh n]
    • /riˈæk ʃən/

Definitions of reaction word

  • noun reaction a reverse movement or tendency; an action in a reverse direction or manner. 1
  • noun reaction movement in the direction of political conservatism or extreme rightism. 1
  • noun reaction action in response to some influence, event, etc.: the nation's reaction to the president's speech. 1
  • noun reaction Physiology. action in response to a stimulus, as of the system or of a nerve, muscle, etc. 1
  • noun reaction Medicine/Medical. the action caused by the resistance to another action. a return to the opposite physical condition, as after shock, exhaustion, or chill. 1
  • noun reaction Bacteriology, Immunology. the specific cellular response to foreign matter, as in testing for allergies. 1

Information block about the term

Origin of reaction

First appearance:

before 1635
One of the 43% oldest English words
1635-45; re- + action, modeled on react

Historical Comparancy

Parts of speech for Reaction

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation

reaction popularity

A common word. It’s meaning is known to most children of preschool age. About 96% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

reaction usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for reaction

noun reaction

  • acknowledgment — An acknowledgment is a statement or action which recognizes that something exists or is true.
  • action — Action is doing something for a particular purpose.
  • aftereffect — The aftereffects of an event, experience, or substance are the conditions which result from it.
  • aftertaste — An aftertaste is a taste that remains in your mouth after you have finished eating or drinking something.
  • antiphon — a short passage, usually from the Bible, recited or sung as a response after certain parts of a liturgical service

Top questions with reaction

  • what is a chemical reaction?
  • what does reaction mean?
  • how long does an allergic reaction last?
  • what is a redox reaction?
  • what is an endothermic reaction?
  • what is an exothermic reaction?
  • how to improve reaction time?
  • what is a neutralization reaction?
  • what is a synthesis reaction?
  • how to right a reaction paper?
  • what is a combustion reaction?
  • what happens in a chemical reaction?
  • what is the overall reaction for photosynthesis?
  • how to write a reaction paper?
  • what is a decomposition reaction?

See also

Matching words

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