Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun pentagon

3 senses of pentagon

Sense 1
Pentagon -- (a government building with five sides that serves as the headquarters of the United States Department of Defense)
       INSTANCE OF=> government building -- (a building that houses a branch of government)

Sense 2
Pentagon -- (the United States military establishment)
       => bureaucracy, bureaucratism -- (nonelective government officials)

Sense 3
pentagon -- (a five-sided polygon)
       => polygon, polygonal shape -- (a closed plane figure bounded by straight sides)