释义 |
di-hexaˈhedron Cryst. [f. di-2 + hexahedron.] A six-sided prism with trihedral summits, making twelve faces in all. Also sometimes, a double hexagonal pyramid.
1888Amer. Naturalist XXII. 247 Dihexahedra of quartz and various rare minerals are noted in them [trap dikes in Scotland]. |