pentagon

Noun

A five-sided polygon or a five-sided building.
a government building with five sides that serves as the headquarters of the United States Department of Defense
the United States military establishment
a five-sided polygon
A polygon with five sides and five angles.
A fort with five bastions.

Examples

He strategically formed PENTAGON on the Words With Friends board, creating many hooks.

Origin / 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.

Synonyms

5-gon, quinquangle

Scrabble Score: 11

pentagon: valid Scrabble (US) TWL Word
pentagon: valid Scrabble Word in Merriam-Webster MW Dictionary
pentagon: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 15

pentagon: valid Words With Friends Word