a. Pertaining to, or like, a dodecahedion; consisting of twelve equal sides. [ 1913 Webster ]
Dodecahedral cleavage.
n. [ Gr. &unr_;; &unr_; twelve + &unr_; seat, bottom, base: cf. F. dodécaèdre. ] (Geom. & Crystallog.) A solid having twelve faces. [ 1913 Webster ]
☞ 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 ]
n. [ Gr. &unr_;; &unr_; twelve + &unr_; seat, bottom, base: cf. F. dodécaèdre. ] (Geom. & Crystallog.) A solid having twelve faces. [ 1913 Webster ]
☞ 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 ]