Pentagonal and Quadrilateral

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Pentagonal adjective - Of or relating to or shaped like a pentagon.

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Quadrilateral and pentagonal are semantically related. In some cases you can use "Quadrilateral" instead an adjective "Pentagonal".

Nearby Words: pentagon, pentagram, pentahedron

Quadrilateral adjective - Having four sides.

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Pentagonal and quadrilateral are semantically related. Sometimes you can use "Pentagonal" instead an adjective "Quadrilateral".

Cite this Source

Quadrilateral and Pentagonal. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/pentagonal/quadrilateral

Pentagonal & Quadrilateral. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/pentagonal/quadrilateral>.

Quadrilateral or Pentagonal. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/pentagonal/quadrilateral.

Google Ngram Viewer shows how "pentagonal" and "quadrilateral" have occurred on timeline