pentagon

== English == === Etymology === From Middle French pentagone, from Late Latin pentagōnum, from Ancient Greek πεντάγωνον (pentágōnon), noun use of the neuter of the adjective πεντάγωνος (pentágōnos, “five-angled”), from πέντε (pénte, “five”) + -γωνος (-gōnos, “angled”). Equivalent to penta- +‎ -gon. === Pronunciation === (US, Canada) enPR: pĕn'təgän, IPA(key): /ˈpɛn.təˌɡɑn/ (UK) enPR: pĕn'təgən, pĕn'təgŏn, IPA(key): /ˈpɛn.tə.ɡən/, /ˈpɛn.tə.ɡɒn/ Hyphenation: pen‧ta‧gon === Noun === pentagon (plural pentagons) (geometry) A polygon with five sides and five angles. (military) A fort with five bastions. ==== Synonyms ==== 5-gon (geometry): quinquangle ==== Derived terms ==== ==== Translations ==== === See also === pentagon on Wikipedia.Wikipedia pentagram quinquangle === Anagrams === pantogen == Danish == === Noun === pentagon c (singular definite pentagonen, plural indefinite pentagoner) pentagon ==== Declension ==== ==== Synonyms ==== femkant ==== Related terms ==== pentagonal === References === “pentagon” in Den Danske Ordbog == Friulian == === Pronunciation === === Noun === pentagon m (plural pentagons) pentagon == Norwegian Bokmål == === Etymology === From penta- +‎ -gon. === Noun === pentagon m (definite singular pentagonen, indefinite plural pentagoner, definite plural pentagonene) (geometry) a pentagon ==== Synonyms ==== femkant === References === “pentagon” in The Bokmål Dictionary. “pentagon” in Det Norske Akademis ordbok (NAOB). == Norwegian Nynorsk == === Etymology === From penta- +‎ -gon. === Noun === pentagon m (definite singular pentagonen, indefinite plural pentagonar, definite plural pentagonane) (geometry) a pentagon ==== Synonyms ==== femkant === References === “pentagon” in The Nynorsk Dictionary. == Romanian == === Etymology === Borrowed from French pentagone, from Latin pentagonus. === Noun === pentagon n (plural pentagoane) Pentagon ==== Declension ==== === Further reading === “pentagon”, in DEX online—Dicționare ale limbii române (Dictionaries of the Romanian language) (in Romanian), 2004–2026