pentagon

See also: Pentagon and pentàgon

English
A regular pentagon

Etymology

From Middle French pentagone, from Late Latin pentagonum, from Ancient Greek πεντάγωνον (pentágōnon), noun use of the neuter of the adjective πεντάγωνος (pentágōnos, “five-angled”), from πέντε (pénte, “five”) + -γωνος (-gōnos, “angled”).

Pronunciation
  • (US, Canada) enPR: pĕn'təgŏn, IPA(key): /ˈpɛn.tə.ɡɑn/
  • (UK) enPR: pĕn'təgən, IPA(key): /ˈpɛn.tə.ɡən/
  • Hyphenation: pen‧ta‧gon
  • Audio (CA)(file)

Noun

pentagon (plural pentagons)

  1. (geometry) A polygon with five sides and five angles.
  2. A fort with five bastions.

Derived terms

Translations

See also

Danish

Noun

pentagon c (singular definite pentagonen, plural indefinite pentagoner)

  1. pentagon

Declension
Declension of pentagon
common
gender		 Singular Plural
indefinite definite indefinite definite
nominative pentagon pentagonen pentagoner pentagonerne
genitive pentagons pentagonens pentagoners pentagonernes

Synonyms

References

Norwegian Bokmål

Etymology

From penta- +‎ -gon

Noun

pentagon m (definite singular pentagonen, indefinite plural pentagoner, definite plural pentagonene)

  1. (geometry) a pentagon

Synonyms

References

Norwegian Nynorsk

Etymology

From penta- +‎ -gon

Noun

pentagon m (definite singular pentagonen, indefinite plural pentagonar, definite plural pentagonane)

  1. (geometry) a pentagon

Synonyms

References
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