Pentagon

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pentagon

a polygon having five sides

Pentagon

1. the five-sided building in Arlington, Virginia, that houses the headquarters of the US Department of Defense
2. the military leadership of the US

Pentagon

 

the pentagonal building near Washington, D.C., in Virginia, that is the headquarters of the US Department of Defense. In the broad sense, the term refers to the US Department of Defense, which exercises an enormous influence on US policy.

pentagon

[′pen·tə‚gän]
(mathematics)
A polygon with five sides.