pentagon
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English
[edit]![](http://upload.wikimedia.org/wikipedia/commons/thumb/0/04/Pentagon.svg/220px-Pentagon.svg.png)
Etymology
[edit]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
[edit]- (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
Audio (Canada): (file)
Noun
[edit]pentagon (plural pentagons)
- (geometry) A polygon with five sides and five angles.
- 1884, A Square [pseudonym; Edwin A. Abbott], Flatland […] , London: Seeley & Co., Part I: This World, § 1.— Of the Nature of Flatland, page 3:
- Imagine a vast sheet of paper on which straight Lines, Triangles, Squares, Pentagons, Hexagons, and other figures, instead of remaining fixed in their places, move freely about, […]
- (military) A fort with five bastions.
Synonyms
[edit]- 5-gon
- (geometry): quinquangle
Derived terms
[edit]Translations
[edit]a polygon with five sides and five angles
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See also
[edit]Anagrams
[edit]Danish
[edit]Noun
[edit]pentagon c (singular definite pentagonen, plural indefinite pentagoner)
Declension
[edit]Declension of pentagon
common gender |
Singular | Plural | ||
---|---|---|---|---|
indefinite | definite | indefinite | definite | |
nominative | pentagon | pentagonen | pentagoner | pentagonerne |
genitive | pentagons | pentagonens | pentagoners | pentagonernes |
Synonyms
[edit]Related terms
[edit]References
[edit]Friulian
[edit]Pronunciation
[edit]Noun
[edit]pentagon m (plural pentagons)
Norwegian Bokmål
[edit]Etymology
[edit]Noun
[edit]pentagon m (definite singular pentagonen, indefinite plural pentagoner, definite plural pentagonene)
Synonyms
[edit]References
[edit]- “pentagon” in The Bokmål Dictionary.
- “pentagon” in Det Norske Akademis ordbok (NAOB).
Norwegian Nynorsk
[edit]Etymology
[edit]Noun
[edit]pentagon m (definite singular pentagonen, indefinite plural pentagonar, definite plural pentagonane)
Synonyms
[edit]References
[edit]- “pentagon” in The Nynorsk Dictionary.
Romanian
[edit]Etymology
[edit]Borrowed from French pentagone, from Latin pentagonus.
Noun
[edit]pentagon n (plural pentagoane)
Declension
[edit]Declension of pentagon
singular | plural | |||
---|---|---|---|---|
indefinite articulation | definite articulation | indefinite articulation | definite articulation | |
nominative/accusative | (un) pentagon | pentagonul | (niște) pentagoane | pentagoanele |
genitive/dative | (unui) pentagon | pentagonului | (unor) pentagoane | pentagoanelor |
vocative | pentagonule | pentagoanelor |
Further reading
[edit]- pentagon in DEX online—Dicționare ale limbii române (Dictionaries of the Romanian language)
Categories:
- English terms derived from Middle French
- English terms derived from Late Latin
- English terms derived from Ancient Greek
- English terms prefixed with penta-
- English terms suffixed with -gon
- English 3-syllable words
- English terms with IPA pronunciation
- English terms with audio links
- English lemmas
- English nouns
- English countable nouns
- en:Geometry
- English terms with quotations
- en:Military
- en:Five
- en:Polygons
- en:Buildings and structures
- Danish lemmas
- Danish nouns
- Danish common-gender nouns
- Friulian lemmas
- Friulian nouns
- Friulian masculine nouns
- Norwegian Bokmål terms prefixed with penta-
- Norwegian Bokmål terms suffixed with -gon
- Norwegian Bokmål lemmas
- Norwegian Bokmål nouns
- Norwegian Bokmål masculine nouns
- nb:Geometry
- Norwegian Nynorsk terms prefixed with penta-
- Norwegian Nynorsk terms suffixed with -gon
- Norwegian Nynorsk lemmas
- Norwegian Nynorsk nouns
- Norwegian Nynorsk masculine nouns
- nn:Geometry
- Romanian terms borrowed from French
- Romanian terms derived from French
- Romanian terms derived from Latin
- Romanian lemmas
- Romanian nouns
- Romanian countable nouns
- Romanian neuter nouns