Find the synonyms or antonyms of a word



Synonyms for pentagon


Grammar : Noun
Spell : pen-tuh-gon, -guh n
Phonetic Transcription : ˈpɛn təˌgɒn, -gən

Top 10 synonyms for pentagon Other synonyms for the word pentagon

Définition of pentagon

Origin :
  • plane figure with five angles and five sides, 1560s, from Middle French pentagone or directly from Late Latin pentagonum "pentagon," from Greek pentagonon, noun use of neuter of adjective pentagonos "five-angled," from pente "five" (see five) + gonia "angle" (see knee (n.)). The U.S. military headquarters Pentagon was completed 1942, so called for its shape; used allusively for "U.S. military leadership" from 1945. Related: Pentagonal.
  • In nature, pentagonal symmetry is rare in inanimate forms. Packed soap bubbles seem to strive for it but never quite succeed, and there are no mineral crystals with true pentagonal structures. But pentagonal geometry is basic to many living things, from roses and forget-me-nots to sea urchins and starfish. [Robert Bringhurst, "The Elements of Typographic Style," 1992]
  • As in five : noun five of something
Example sentences :
  • Apparently he got his communication from the Pentagon about the time I got mine.
  • Extract from : « Sense from Thought Divide » by Mark Irvin Clifton
  • The field within the pentagon is particularly rich in clusters.
  • Extract from : « A Field Book of the Stars » by William Tyler Olcott
  • We saw the first transmission of this from the tape at the Pentagon.
  • Extract from : « The Machine That Saved The World » by William Fitzgerald Jenkins
  • "Offer him the formula for fusion," Frank Fogarty's voice said from the Pentagon.
  • Extract from : « And Then the Town Took Off » by Richard Wilson
  • "Negative," said the voice from the Pentagon, irritatingly GI.
  • Extract from : « And Then the Town Took Off » by Richard Wilson
  • Don heard a gasp from the Pentagon—or it might have come from the White House.
  • Extract from : « And Then the Town Took Off » by Richard Wilson
  • (2b) Hence also the high esteem in which the pentagon was held by the Pythagoreans.
  • Extract from : « Bygone Beliefs » by H. Stanley Redgrove
  • Better perhaps the alembic and the pentagon than the faro-table and the dice-box.
  • Extract from : « Mohawks, Volume 1 of 3 » by Mary Elizabeth Braddon
  • At nine (this was Friday morning) she and Walt were back in the Pentagon.
  • Extract from : « Earth Alert! » by Kris Neville
  • Political maneuvering was not his problem, that was between Pentagon and Congress.
  • Extract from : « Progress Report » by Mark Clifton
Based on : Thesaurus.com - Gutenberg.org - Dictionary.com - Random House Unabridged Dictionary, © Random House, Inc. 2019