Nonvalid and True

Opposite meaning words

Nonvalid adjective - Having no basis in reason or fact.

Usage example: a nonvalid theory that most scientists rejected long ago

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True is an antonym for nonvalid.

True adjective - Being exactly as appears or as claimed.

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Nonvalid is an antonym for true.

Cite this Source

True and Nonvalid. (2017). Retrieved 2026, August 13, from https://thesaurus.plus/related/nonvalid/true

Nonvalid & True. N.p., 2017. Web. 13 Aug. 2026. <https://thesaurus.plus/related/nonvalid/true>.

True or Nonvalid. 2017. Accessed August 13, 2026. https://thesaurus.plus/related/nonvalid/true.

Google Ngram Viewer shows how "nonvalid" and "true" have occurred on timeline