the Pentagon

noun

1

: the building in Washington, D.C., that is the headquarters of the U.S. Department of Defense

2

: the leaders of the U.S. military

There was disagreement between the President and the Pentagon over the new military budget.

Examples of the Pentagon in a Sentence

Recent Examples on the Web

Meanwhile, the Pentagon's supply-chain risk designation, typically reserved for companies in adversary nations, means that defense contractors could be barred from deploying Anthropic's AI as part of work for the Pentagon. —Andrea Shalal, USA Today, 28 Feb. 2026

On Friday night, OpenAI CEO Sam Altman said the company had reached an agreement with the Pentagon to deploy ChatGPT on classified networks, offering an alternative to Claude. —Reed Albergotti, semafor.com, 28 Feb. 2026

The heated rivalry between the Pentagon and Anthropic just hit a new horizon Friday. —Aamir Khollam, Interesting Engineering, 28 Feb. 2026

Then Anthropic entered into an epic battle over red lines with the Pentagon that risked making the AI company a pariah. —Auzinea Bacon, CNN Money, 28 Feb. 2026

Rhymes for the Pentagon

• agamemnon
• automaton
• diencephalon
• panopticon
• phenomenon
• aileron
• antiphon
• autobahn
• carillon
• castellan
• celadon
• cephalon