dodecahedron

English

WOTD – 14 December 2007

A dodecahedron

Etymology

From Ancient Greek δωδεκάεδρον (dōdekáedron). Equivalent to dodeca- +‎ -hedron.

Pronunciation

(UK) IPA^(key): /ˌdəʊdɛkəˈhiːdɹən/, /ˌdəʊdɪkəˈhiːdɹən/
(US) IPA^(key): /ˌdoʊdɛkəˈhiːdɹən/
Audio (US) (file)
Audio (AU) (file)
Audio (UK) (file)

Noun

dodecahedron (plural dodecahedra or dodecahedrons)

(geometry) A polyhedron with twelve faces; the regular dodecahedron has regular pentagons as faces and is one of the Platonic solids.
- 1707, Thomas Blount, Glossographia Anglicana Nova: Or, A Dictionary, Interpreting Such Hard Words, D. Brown, heading DO–DO,
  Dodecahedron, (Gr.) in Geometry, is a solid Figure of 12 Sides or Faces that are regular Pentagons, it is one of the Platonick or Regular Bodies.
Synonym: duodecahedron

Derived terms

dodecadodecahedron
dodecahedral
dodecahedronic
great dodecahedron
hyperbolic dodecahedron
icosidodecahedron
pentakis dodecahedron
rhombic dodecahedron
rhombicosidodecahedron
Roman dodecahedron
snub dodecahedron
truncated dodecahedron

Translations

a polyhedron with 12 faces

Armenian: տասներկուանիստ (tasnerkuanist)
Azerbaijani: dodekaedr
Catalan: dodecàedre (ca), dodecaedre (ca) m
Chinese:
Mandarin: 正十二面體／正十二面体 (zh) (zhèngshí'èr miàntǐ)
Czech: dvanáctistěn (cs) m, dodekaedr (cs) m
Danish: dodekaeder n
Dutch: dodecaëder (nl) m, regelmatig twaalfvlak n
Esperanto: dekduedro
Estonian: korrapärane dodekaeeder
Finnish: dodekaedri (fi), kaksitoistatahokas
French: dodécaèdre (fr) m
Galician: dodecaedro (gl) m
Georgian: please add this translation if you can
German: Dodekaeder (de) m, Zwölfflächner m
Haitian Creole: dodekayèd
Hebrew: תֲּריֹסִרון‎ (he) (t'resárón) דּוֹדֶקָהֶדְרוֹן‎
Hungarian: dodekaéder (hu)
Icelandic: tólfflötungur m
Ido: dodekaedro (io)
Indonesian: dodekahedron (id), bangun bersisi dua belas
Irish: dóideacaihéadrán m
Italian: dodecaedro (it) m
Japanese: 正十二面体 (せいじゅうにめんたい, seijūni mentai), 十二面体 (jūnimentai)
Korean: 십이면체 (sibimyeonche)
Latvian: dodekaedrs m
Lithuanian: dodekaedras m
Malay: segi dua puluh, dodekahedron
Norwegian: dodekaeder (no) n
Occitan: please add this translation if you can
Polish: dwunastościan foremny m
Portuguese: dodecaedro (pt) m
Quechua: chunka iskayniyuq uya
Russian: додека́эдр (ru) m (dodekáedr), двенадцатигранник (ru) m (dvenadcatigrannik)
Serbo-Croatian:
Cyrillic: до̀декае̄дар m,
Roman: dòdekaēdar (sh) m
Spanish: dodecaedro (es) m
Swedish: dodekaeder (sv) c
Tamil: பன்னிரண்டுமுக ஐங்கோணகம் (paṉṉiraṇṭumuka aiṅkōṇakam)
Thai: ทรงสิบสองหน้า (song sìp sŏng nâa)
Turkish: dodekahedron
Ukrainian: додека́едр m (dodekáedr)
Vietnamese: khối mười hai mặt
Welsh: dodecahedron