English Lexicon

React

/riˈækt/
verbCEFR B2 (Upper)Top #1500 frequency
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Comprehensive Definitions & Senses

2 senses
As verb
  1. 1

    To respond to something by taking action.

    "She had to react quickly to the unexpected news."
  2. 2

    To undergo a change as a result of a stimulus.

    "The chemicals will react when mixed together."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The word 'react' originates from the Latin 'reagere', meaning 'to act again'. It evolved through Middle French 'réagir' in the 17th century, reflecting a shift from merely responding to an action to implying a more dynamic interaction.

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