Determinate and Undefined

Opposite meaning words

Determinate adjective - Having distinct or certain limits.

Usage example: contestants have a determinate length of time to answer the questions

Show all Definitions

Undefined is an antonym for determinate.

Nearby Words: determined, determination, determinant, determinative, determinating

Undefined adjective - Not seen or understood clearly.

Show all Definitions

Determinate is an antonym for undefined.

Cite this Source

Undefined and Determinate. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/determinate/undefined

Determinate & Undefined. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/determinate/undefined>.

Undefined or Determinate. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/determinate/undefined.

Google Ngram Viewer shows how "determinate" and "undefined" have occurred on timeline