Concave and Protuberance

Opposite meaning words

Concave adjective - Curved inward.

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Protuberance is an antonym for concave.

Nearby Words: concavity, concaved

Protuberance noun - A part that sticks out from the general mass of something.

Usage example: the tree trunk had several mossy protuberances where branches had once grown

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Concave is an antonym for protuberance.

Nearby Word: protuberant

Cite this Source

Protuberance and Concave. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/concave/protuberance

Concave & Protuberance. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/concave/protuberance>.

Protuberance or Concave. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/concave/protuberance.

Google Ngram Viewer shows how "concave" and "protuberance" have occurred on timeline