Nonrational and True

Opposite meaning words

Nonrational adjective - Not using or following good reasoning.

Usage example: was so upset that he was completely nonrational for a moment

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True is an antonym for nonrational.

True adjective - Being exactly as appears or as claimed.

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Nonrational is an antonym for true.

Cite this Source

True and Nonrational. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/nonrational/true

Nonrational & True. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/nonrational/true>.

True or Nonrational. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/nonrational/true.

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