PENTAGON • DICTIONARY ONE.COM • Definition of Pentagon

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/pˈɛntɪgˌɑn/ /pˈɛnɪgˌɑn/ Listen

Pentagon

noun

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.

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Etymology of 'Pentagon'

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Pentagon Gang

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"Pentagon" Quotes from Famous Books

... of an interesting figure in geometry.: If we take a circle, inscribe a triangle, then incribe another circle inside the triangle, then inscribe a square inside the inner circle, then inscribe another circle inside the square, then inscribe a pentagon... ...

— Miscellaneous Mathematical Constants • Various

... close at hand. It was an irregular pentagon, and at places two, at others three stories high. With one single exception these stories formed terraces, retreating successively from the ground to the top like so many steps of a staircase. Nowhere did there appear any entrance. ...

— The Delight Makers • Adolf Bandelier

Words linked to "Pentagon" : polygon, government building, military machine, Pentagon Gang, bureaucratism, bureaucracy, armed services, polygonal shape, military, war machine, armed forces