Definition of Dodecahedron

1. Noun. Any polyhedron having twelve plane faces.

Generic synonyms: Polyhedron

Definition of Dodecahedron

1. n. A solid having twelve faces.

Definition of Dodecahedron

1. Noun. (geometry) A polyhedron with twelve faces; the regular dodecahedron has regular pentagons as faces and is one of the Platonic solids. ¹

¹ Source: wiktionary.com

Definition of Dodecahedron

1. [n -HEDRA or -HEDRONS]

Medical Definition of Dodecahedron

1. A solid having twelve faces. 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. Origin: Gr.; twelve + seat, bottom, base: cf. F. Dodecaedre. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Dodecahedron

dodecadactylum
dodecadic
dodecadodecahedra
dodecadodecahedron
dodecadodecahedrons
dodecaedron
dodecagon
dodecagonal
dodecagons
dodecagrid
dodecagynia
dodecagynous
dodecahedra
dodecahedral
dodecahedrane
dodecahedron (current term)
dodecahedrons
dodecahydrate
dodecahydrates
dodecamer
dodecameric
dodecamers
dodecamethylcyclohexasiloxane
dodecandria
dodecandrous
dodecane
dodecanes
dodecanethiol
dodecanoic
dodecanoic acid

Literary usage of Dodecahedron

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General by Thomas Spencer Baynes (1888)
"The deltoid dodecahedron is in like manner the result of the increase oft the ... dodecahedron. They have six regular (and in general longer) edges, ..."

2. An Elementary Introduction to the Knowledge of Mineralogy: Comprising Some by William Phillips (1823)
"1 represents a trapezoidal dodecahedron ; a solid bounded by twelve equal and similar trapeziums : it is sometimes termed the pentagonal dodecahedron, ..."

3. A History of Greek Mathematics by Thomas Little Heath (1921)
"Like the Conies, it appeared in two editions, the second of which contained the proposition that, if there be a dodecahedron and an icosahedron inscribed in ..."

4. Elements of Inorganic Chemistry: Including the Applications of the Science by Thomas Graham (1858)
"... to close the figure, and give ri-e to the rhombic dodecahedron (fig. ... and rhombic dodecahedron. A body may even assume several of these forms at the ..."

5. A System of Mineralogy: Including an Extended Treatise on Crystallography by James Dwight Dana (1837)
"7, which is the rhombic dodecahedron. This solid, therefore, may be cut from a ... 7, which is again the rhombic dodecahedron. Its edges equal in number the ..."

6. Manual of Practical Assaying: Intended for the Use of Metallurgists by John Mitchell (1854)
"Passage of the cube to the rhomboidal dodecahedron : — FIG. ... Rhomboidal dodecahedron. The three axes of the cube pass through the six four-faced summits. ..."

7. Treatise on Mineralogy: Or, The Natural History of the Mineral Kingdom by Friedrich Mohs (1825)
"The number of faces is evidently twelve; the form produced will therefore be a pentagonal-dodecahedron, which is a hexahedral one because the second mode of ..."

8. Journal of the American Chemical Society by American Chemical Society (1879)
"The IX,i-lm2 dodecahedron. Equivalent trapezoids, BAAB, lie in the two orthogonal mirror planes that intersect in the unique 4 (or :) axis. ..."

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