Nonrational and Sober

Opposite meaning words

Nonrational adjective - Not using or following good reasoning.

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

Show all Definitions

Sober is an antonym for nonrational.

Sober adjective - Based on sound reasoning or information.

Usage example: a sober assessment of the situation

Show all Definitions

Nonrational is an antonym for sober.

Nearby Words: soberly, soberness, sobering, sobered

Cite this Source

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

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

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

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