Dodecahedron

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Dodecahedron
Dodecahedron Do*dec`a*he"dron, n. [Gr. ?; ? twelve + ? seat, bottom, base: cf. F. dod['e]ca[`e]dre.] (Geom. & Crystallog.) A solid having twelve faces. [1913 Webster]

Note: The regular dodecahedron is bounded by twelve equal and regular pentagons; the pyritohedron (see {Pyritohedron}) is related to it; the rhombic dodecahedron is bounded by twelve equal rhombic faces. [1913 Webster] ||

The Collaborative International Dictionary of English. 2000.

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• dodecahedron — (n.) 1560s, from Gk. dodeka twelve (short for duodeka, from duo two + deka ten; Cf. DOZEN (Cf. dozen)) + hedra seat, base, chair, face of a geometric solid, from PIE root *sed to sit (see SEDENTARY (Cf …   Etymology dictionary

• dodecahedron — ► NOUN (pl. dodecahedra or dedecahedrons) ▪ a three dimensional shape having twelve plane faces. ORIGIN Greek d dekaedron, from d dekaedros twelve faced …   English terms dictionary

• dodecahedron — [dō΄dek ə hē′drən] n. pl. dodecahedrons or dodecahedra [dō΄dek ə hē′drə] [Gr dōdekaedron: see DODECA & HEDRON] a solid figure with twelve plane faces: see POLYHEDRON dodecahedral [dō΄dek ə hē′drəl] adj …   English World dictionary

• Dodecahedron — Regular Dodecahedron (Click here for rotating model) Type Platonic solid Elements F = 12, E = 30 V = 20 (χ = 2) Faces by sides 12{5} …   Wikipedia

• dodecahedron — noun /ˌdəʊdɛkəˈhiːdrən,ˌdəʊdɪkəˈhiːdrən,ˌdoʊdɛkəˈhiːdrən/ A polyhedron with twelve faces; the regular dodecahedron has regular pentagons as faces and is one of the Platonic solids. Dodecahedron, (Gr.) in Geometry, is a solid Figure of 12 Sides or …   Wiktionary

• dodecahedron —    A polyhedron with twelve pentagonal faces. The regular dodecahedron is one of the five Platonic solids (along with the tetrahedron, hexahedron (cube), octahedron, and icosahedron. The faces of a regular dodecahedron are all regular pentagons.… …   Glossary of Art Terms

• dodecahedron — dodekaedras statusas T sritis chemija apibrėžtis Taisyklingas dvylikasienis briaunainis. atitikmenys: angl. dodecahedron rus. додекаэдр …   Chemijos terminų aiškinamasis žodynas

• dodecahedron — dodekaedras statusas T sritis fizika atitikmenys: angl. dodecahedron vok. Dodekaeder, n rus. додекаэдр, m pranc. dodécaèdre, m …   Fizikos terminų žodynas

• dodecahedron — noun (plural drons or dodecahedra) Etymology: Greek dōdekaedron, from dōdeka + edron hedron Date: circa 1570 a solid having 12 plane faces • dodecahedral adjective …   New Collegiate Dictionary

• dodecahedron — dodecahedral, adj. /doh dek euh hee dreuhn, doh dek /, n., pl. dodecahedrons, dodecahedra / dreuh/. Geom., Crystall. a solid figure having 12 faces. [1560 70; DODECA + HEDRON] * * * …   Universalium