In use and Unknown

Opposite meaning terms

sentence examples

In use

In use adjective - Currently being used.
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Synonyms for In use
Antonyms for In use
Unknown is an antonym for in use in common topic.

Unknown

Unknown adjective - Happening or existing without one's knowledge.
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Synonyms for Unknown
Antonyms for Unknown
In use is an antonym for unknown.
Nearby Words: unknowable, unknowing
Similar words of in use

Similar words of unknown

Both terms in one sentence

  • Useful Notes / Switzerland The white cross has been in use since the days of the Old Swiss Confederacy of the 14th century, though its exact origins are relatively unknown.
    Source: Useful Notes / Switzerland
Cite this Source
Unknown and In use. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/in_use/unknown
In use & Unknown. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/in_use/unknown>.
Unknown or In use. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/in_use/unknown.

Antonyms for in use


Antonyms for unknown

Google Ngram Viewer shows how "in use" and "unknown" have occurred on timeline