nonreactor

noun

non·re·ac·tor ˌnän-rē-ˈak-tər

plural nonreactors

: someone or something that does not react to a stimulus

nonreactors in the placebo group

Word History

First Known Use

1903, in the meaning defined above

Time Traveler

The first known use of nonreactor was in 1903

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Browse Nearby Words

nonreactive load

nonreactor

nonreader

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Cite this Entry

Style

“Nonreactor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nonreactor. Accessed 31 Oct. 2025.

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