/ Dictionary / Index P Pentagonese: Meaning and Definition of Find definitions for: Pen•ta•gon•ese Pronunciation: (pen"tu-gu-nēz', -nēs'), [key] — n. a style of language characterized by the use of euphemisms, technical jargon, acronyms, and circumlocutions, used esp. by people working in the U.S. military establishment. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pentagonal dodecahedron pentagonoid Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language