dodecahedron

English

WOTD – 14 December 2007

A dodecahedron

Etymology

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

Pronunciation

• (UK) IPA^(key): /ˌdəʊ.dɛk.əˈhiː.dɹən/, /ˌdəʊ.dɪk.əˈhiː.dɹən/
• (US) IPA^(key): /ˌdoʊ.dɛk.əˈhiː.dɹən/, /doʊˌdɛk.əˈhiː.dɹən/

• Audio (US):

  (file)

• Audio (General Australian):

  (file)

• Audio (UK):

  (file)

Noun

dodecahedron (plural dodecahedra or dodecahedrons)

1. (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
• dodecahedrane
• dodecahedronic
• great dodecahedron
• hyperbolic dodecahedron
• hyperdodecahedron
• icosidodecahedron
• pentadodecahedron
• pentakis dodecahedron
• rhombic dodecahedron
• rhombicosidodecahedron
• rhombidodecahedron
• 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: 정십이면체 (jeongsibimyeonche)
• Latvian: dodekaedrs m
• Lithuanian: dodekaedras m
• Malay: segi dua puluh, dodekahedron
• Norwegian: dodekaeder (no) n
• Occitan: dodécaèdre m
• 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), дванадцятигра́нник m (dvanadcjatyhránnyk)
• Vietnamese: khối mười hai mặt
• Welsh: dodecahedron

Further reading

• dodecahedron on Wikipedia.Wikipedia