Definition of Pentagon

1. Noun. A government building with five sides that serves as the headquarters of the United States Department of Defense.

Generic synonyms: Government Building

2. Noun. The United States military establishment.

3. Noun. A five-sided polygon.
Generic synonyms: Polygon, Polygonal Shape

Definition of Pentagon

1. n. A plane figure having five angles, and, consequently, five sides; any figure having five angles.

Definition of Pentagon

1. Proper noun. the headquarters of the United States of America's Department of Defense. ¹

2. Noun. (geometry) A polygon with five sides and five angles. ¹

¹ Source: wiktionary.com

Definition of Pentagon

1. a five-sided polygon [n -S]

Medical Definition of Pentagon

1. A plane figure having five angles, and, consequently, five sides; any figure having five angles. Regular pentagon, a pentagon in which the angles are all equal, and the sides all equal. Origin: Gr.; (see Penta-) + gwnia angle: cf. L. Pentagonium, F. Pentagone. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Pentagon

pentaerythritol tetranitrate reductase
pentaerythritols
pentaerythrityl
pentaerythrityls
pentafid
pentafluoride
pentafluorides
pentafluoroethane
pentafluoropyridine
pentafluorostyrene
pentaformylgitoxin
pentagastrin
pentagastrin test
pentaglot
pentaglycine
pentagon
pentagonal
pentagonal prism
pentagonal prisms
pentagonally
pentagonals
pentagonite
pentagonous
pentagons
pentagram
pentagrammatic
pentagramme
pentagrammes
pentagrammic
pentagrams

Other Resources:

Search for Pentagon on Dictionary.com!Search for Pentagon on Thesaurus.com!Search for Pentagon on Google!Search for Pentagon on Wikipedia!