name · noun · 7 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
Canada, US:/ˈpɛntəɡɑn/
UK:/ˈpɛntəɡən/
Canada:Recorded audio is listed in the source snapshot.
Canada, US:pĕn'təgän
Canada, US:/ˈpɛn.təˌɡɑn/
UK:pĕn'təgən
UK:pĕn'təgŏn
UK:/ˈpɛn.tə.ɡən/
UK:/ˈpɛn.tə.ɡɒn/
CMU ARPABET:P EH1 N T IH0 G AA2 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 2:P EH1 N IH0 G AA2 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
name
Meaning 1
The headquarters of the United States Department of Defense.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
name
Meaning 2
The United States Department of Defense.
Definition source: English Wiktionary via Wiktextract
Usage: metonymically
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: Pentagram
Antonyms: none provided
3
noun
Meaning 3
A polygon with five sides and five angles.
Definition source: English Wiktionary via Wiktextract
Topics: geometry, mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
A fort with five bastions.
Definition source: English Wiktionary via Wiktextract
Topics: government, military, politics, war
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
a government building with five sides that serves as the headquarters of the United States Department of Defense
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: government building
6
noun
Meaning 6
the United States military establishment
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: bureaucracy, bureaucratism
7
noun
Meaning 7
a five-sided polygon
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: polygon, polygonal shape
History
Etymology
From the shape of the building.
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.
Across languages
Translations
123 source translations are retained for this English entry.
Arabic:
بَنْتَاغُون
(bantāgōn)
— headquarters of the United States Department of Defense
Armenian:
Պենտագոն
— headquarters of the United States Department of Defense
Belarusian:
Пентаго́н
(Pjentahón)
— headquarters of the United States Department of Defense
Belarusian:
Пэнтаго́н
(Pentahón)
— headquarters of the United States Department of Defense
Bengali:
পেন্টাগন
(penṭagon)
— headquarters of the United States Department of Defense
Bulgarian:
Пентаго́н
(Pentagón)
— headquarters of the United States Department of Defense
Catalan:
Pentàgon
— headquarters of the United States Department of Defense
Chinese Mandarin:
五角大樓 /五角大楼
(Wǔjiǎo Dàlóu)
— headquarters of the United States Department of Defense
Chinese Mandarin:
五角大廈 /五角大厦
(Wǔjiǎo Dàshà)
— headquarters of the United States Department of Defense
Dutch:
Pentagon
— headquarters of the United States Department of Defense
Finnish:
Pentagon
— headquarters of the United States Department of Defense
French:
Pentagone
— headquarters of the United States Department of Defense
Georgian:
პენტაგონი
(ṗenṭagoni)
— headquarters of the United States Department of Defense
German:
Pentagon
— headquarters of the United States Department of Defense
Greek:
Πεντάγωνο
(Pentágono)
— headquarters of the United States Department of Defense
Hebrew:
פֶּנְטָגוֹן
(pentagón)
— headquarters of the United States Department of Defense
Hindi:
पेंटागन
(pẽṭāgan)
— headquarters of the United States Department of Defense
Hungarian:
Pentagon
— headquarters of the United States Department of Defense
Japanese:
ペンタゴン
— headquarters of the United States Department of Defense
Japanese:
五稜堡
(Goryōho)
— headquarters of the United States Department of Defense
Korean:
펜타곤
— headquarters of the United States Department of Defense
Macedonian:
Пентагон
— headquarters of the United States Department of Defense
Iranian Persian:
پِنْتاگون
(pentâgon)
— headquarters of the United States Department of Defense
Polish:
Pentagon
— headquarters of the United States Department of Defense
Portuguese:
Pentágono
— headquarters of the United States Department of Defense
Russian:
Пентаго́н
(Pentagón)
— headquarters of the United States Department of Defense
Spanish:
Pentágono
— headquarters of the United States Department of Defense
Swedish:
Pentagon
— headquarters of the United States Department of Defense
Thai:
เดอะเพนตากอน
— headquarters of the United States Department of Defense
Ukrainian:
Пентаго́н
(Pentahón)
— headquarters of the United States Department of Defense
Urdu:
پینْٹا گون
(penṭā gon)
— headquarters of the United States Department of Defense
Vietnamese:
Lầu Năm Góc
— headquarters of the United States Department of Defense
Vietnamese:
Ngũ Giác Đài
— headquarters of the United States Department of Defense
Afrikaans:
pentagoon
— a polygon with five sides and five angles
Afrikaans:
vyfhoek
— a polygon with five sides and five angles
Southern Altai:
бештолык
(beštolïk)
— a polygon with five sides and five angles
Arabic:
مُخَمَّس
(muḵammas)
— a polygon with five sides and five angles
Arabic:
خُمَاسِيّ أَضْلَاع
(ḵumāsiyy ʔaḍlāʕ)
— a polygon with five sides and five angles
Armenian:
հնգանկյուն
(hngankyun)
— a polygon with five sides and five angles
Armenian:
պենտագոն
(pentagon)
— a polygon with five sides and five angles
Asturian:
pentágonu
— a polygon with five sides and five angles
Belarusian:
пяціку́тнік
(pjacikútnik)
— a polygon with five sides and five angles
Bengali:
পঞ্চভুজ
(poncobhuj)
— a polygon with five sides and five angles
Bulgarian:
петоъгъ́лник
(petoǎgǎ́lnik)
— a polygon with five sides and five angles
Burmese:
ပဉ္စဂံ
(panyca.gam)
— a polygon with five sides and five angles
Catalan:
pentàgon
— a polygon with five sides and five angles
Chinese Mandarin:
五角形
(wǔjiǎoxíng)
— a polygon with five sides and five angles
Chinese Mandarin:
五边形
(wǔbiānxíng)
— a polygon with five sides and five angles
Czech:
pětiúhelník
— a polygon with five sides and five angles
Danish:
pentagon
— a polygon with five sides and five angles
Danish:
femkant
— a polygon with five sides and five angles
Dutch:
vijfhoek
— a polygon with five sides and five angles
East Frisian Low German:
fiifkâant
— a polygon with five sides and five angles
Esperanto:
kvinlatero
— a polygon with five sides and five angles
Esperanto:
kvinangulo
— a polygon with five sides and five angles
Estonian:
viisnurk
— a polygon with five sides and five angles
Estonian:
pentagoon
— a polygon with five sides and five angles
Finnish:
viisikulmio
— a polygon with five sides and five angles
Finnish:
pentagoni
— a polygon with five sides and five angles
French:
pentagone
— a polygon with five sides and five angles
North Frisian:
Fifhuk
— a polygon with five sides and five angles
Saterland Frisian:
Fieuwkaant
— a polygon with five sides and five angles
West-Frisian:
fiifhoek
— a polygon with five sides and five angles
Friulian:
pentagon
— a polygon with five sides and five angles
Galician:
pentágono
— a polygon with five sides and five angles
Georgian:
ხუთკუთხედი
(xutḳutxedi)
— a polygon with five sides and five angles
German:
Fünfeck
— a polygon with five sides and five angles
German:
Pentagon
— a polygon with five sides and five angles
Greek:
πεντάγωνο
(pentágono)
— a polygon with five sides and five angles
Ancient Greek:
πεντάγωνον
(pentágōnon)
— a polygon with five sides and five angles
Gujarati:
પંચકોણ
(pañckoṇ)
— a polygon with five sides and five angles
Hebrew:
מחומש \ מְחֻמָּשׁ
(mekhumásh)
— a polygon with five sides and five angles
Hindi:
पंचकोण
(pañckoṇ)
— a polygon with five sides and five angles
Hungarian:
ötszög
— a polygon with five sides and five angles
Icelandic:
fimmhyrningur
— a polygon with five sides and five angles
Ido:
pentagono
— a polygon with five sides and five angles
Indonesian:
segi lima
— a polygon with five sides and five angles
Irish:
peinteagán
— a polygon with five sides and five angles
Italian:
pentagono
— a polygon with five sides and five angles
Japanese:
五角形
— a polygon with five sides and five angles
Kannada:
ಪಂಚಕೋಣ
(pañcakōṇa)
— a polygon with five sides and five angles
Kazakh:
бесбұрыш
(besbūryş)
— a polygon with five sides and five angles
Khmer:
បញ្ចកោណ
(pañcaʼkaon)
— a polygon with five sides and five angles
Korean:
오각형
(ogakhyeong)
— a polygon with five sides and five angles
Kumyk:
беш мююшлюк
(beş müyuşlük)
— a polygon with five sides and five angles
Latvian:
piecstūris
— a polygon with five sides and five angles
Luxembourgish:
Fënnefeck
— a polygon with five sides and five angles
Macedonian:
пета́голник
(petágolnik)
— a polygon with five sides and five angles
Malay:
pancakona
— a polygon with five sides and five angles
Malay:
segi lima
— a polygon with five sides and five angles
Māori:
taparima
— a polygon with five sides and five angles
Navajo:
ashdlaʼgo bízniikʼą́
— a polygon with five sides and five angles
Navajo:
ashdlaʼgóó adeezʼá
— a polygon with five sides and five angles
Norwegian Bokmål:
femkant
— a polygon with five sides and five angles
Norwegian Bokmål:
pentagon
— a polygon with five sides and five angles
Norwegian Nynorsk:
femkant
— a polygon with five sides and five angles
Norwegian Nynorsk:
pentagon
— a polygon with five sides and five angles
Polish:
pięciokąt
— a polygon with five sides and five angles
Portuguese:
pentágono
— a polygon with five sides and five angles
Russian:
пятиуго́льник
(pjatiugólʹnik)
— a polygon with five sides and five angles
Sardinian:
pentàgonu
— a polygon with five sides and five angles
Scottish Gaelic:
còig-cheàrnach
— a polygon with five sides and five angles
Serbo-Croatian:
петерокут
— a polygon with five sides and five angles
Serbo-Croatian:
петоугаоник
— a polygon with five sides and five angles
Serbo-Croatian:
peterokut
— a polygon with five sides and five angles
Serbo-Croatian:
petougaonik
— a polygon with five sides and five angles
Slovak:
päťuholník
— a polygon with five sides and five angles
Slovene:
peterokotnik
— a polygon with five sides and five angles
Lower Sorbian:
pěśirožk
— a polygon with five sides and five angles
Upper Sorbian:
pjećróžk
— a polygon with five sides and five angles
Upper Sorbian:
pjećiróžk
— a polygon with five sides and five angles
Spanish:
pentágono
— a polygon with five sides and five angles
Swedish:
pentagon
— a polygon with five sides and five angles
Tagalog:
limsiha
— a polygon with five sides and five angles
Tamil:
ஐங்கோணம்
(aiṅkōṇam)
— a polygon with five sides and five angles
Thai:
ห้าเหลี่ยม
(hâa-lìiam)
— a polygon with five sides and five angles
Tibetan:
གཞོགས་ལྡ
(gzhogs lda)
— a polygon with five sides and five angles
Turkish:
beşgen
— a polygon with five sides and five angles
Ukrainian:
п'ятику́тник
(pʺjatykútnyk)
— a polygon with five sides and five angles
Vietnamese:
ngũ giác
— a polygon with five sides and five angles
Vietnamese:
hình năm cạnh
— a polygon with five sides and five angles
Welsh:
pumongl
— a polygon with five sides and five angles
Zulu:
unxanhlanu class 1a/2a
— a polygon with five sides and five angles