pentagon
/ˈpɛn.təˌɡɑn/
PƐN · təɡɑn (2 syllables)
English
Noun Top 8,281
Ad
Definition
A polygon with five sides and five angles.
Etymology
From Middle French pentagone, from Late Latin pentagōnum, from Ancient Greek πεντάγωνον (pentágōnon), noun use of the neuter of the adjective πεντάγωνος (pentágōnos, “five-angled”), from πέντε (pénte, “five”) + -γωνος (-gōnos, “angled”). Equivalent to penta- + -gon.
Example Sentences
- "Imagine a vast sheet of paper on which straight Lines, Triangles, Squares, Pentagons, Hexagons, and other figures, instead of remaining fixed in their places, move freely about, […]"
Ad