Meaning of PENTAGON in English

PENTAGON

— pentagonal /pen tag"euh nl/ , adj. — pentagonally , adv.

/pen"teuh gon'/ , n.

1. a polygon having five angles and five sides.

2. the Pentagon ,

a. a building in Arlington, Virginia, having a plan in the form of a regular pentagon, containing most U.S. Defense Department offices.

b. the U.S. Department of Defense; the U.S. military establishment.

[ 1560-70; pentagonum pentágonon, n. use of neut. of pentágonos five-angled. See PENTA-, -GON ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .