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Pentagonese

[pen-tuh-guh-neez, -nees]
noun
  1. a style of language characterized by the use of euphemisms, technical jargon, acronyms, and circumlocutions, used especially by people working in the U.S. military establishment.
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Origin of Pentagonese

1950–55, Americanism; Pentagon + -ese
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018