pentagon

noun

a five-sided polygon

the United States military establishment

a government building with five sides that serves as the headquarters of the United States Department of Defense

Roots

pentepenta- · Greek · five gonia-gon · Greek · angle

Synonyms & related words for pentagon

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Words related to pentagon

Explore words related to pentagon — words associated with it, words that go with it, and its nearest matches in meaning. Related words include dod, pentagonal, pentangular, pentagrid, military, antiradar, nonmilitary, langrel. Click any word to make it the center of the map and keep exploring the web of connections.

Where does pentagon come from?

The word pentagon breaks down into 2 roots of Greek origin: penta-, from Greek pente (“five”); and -gon, from Greek gonia (“angle”). Explore each root to see other English words built from the same source.