| HEPTAHEDRA | • heptahedra n. Plural of heptahedron. • HEPTAHEDRON n. a solid figure having several plane faces. |
| HEPTAHEDRAL | • heptahedral adj. Having seven plane surfaces. • HEPTAHEDRAL adj. like a heptahedron. |
| HEPTAHEDRON | • heptahedron n. (Mathematics) any polyhedron having seven faces. • HEPTAHEDRON n. a solid figure having several plane faces. |
| HEPTAHEDRONS | • heptahedrons n. Plural of heptahedron. • HEPTAHEDRON n. a solid figure having several plane faces. |
| OCTAHEDRA | • octahedra n. Plural of octahedron. • OCTAHEDRON n. (Greek) a solid bounded by eight plane faces, also OCTOHEDRON. |
| OCTAHEDRAL | • octahedral adj. Having eight plane surfaces; thus, in the shape or form of an octahedron. • octahedral adj. Of, or pertaining to octahedra. • OCTAHEDRAL adj. having eight faces or sides. |
| OCTAHEDRALLY | • octahedrally adv. In an octahedral manner. • OCTAHEDRAL adv. having eight faces or sides. |
| OCTAHEDRITE | • octahedrite n. (Mineralogy) The mineral anatase. • OCTAHEDRITE n. a variety of anatase, crystallising in square bipyramids. |
| OCTAHEDRITES | • OCTAHEDRITE n. a variety of anatase, crystallising in square bipyramids. |
| OCTAHEDRON | • octahedron n. (Geometry) a polyhedron with eight faces; the regular octahedron has regular triangles as faces and… • OCTAHEDRON n. (Greek) a solid bounded by eight plane faces, also OCTOHEDRON. |
| OCTAHEDRONS | • octahedrons n. Plural of octahedron. • OCTAHEDRON n. (Greek) a solid bounded by eight plane faces, also OCTOHEDRON. |
| PENTAHEDRA | • pentahedra n. Plural of pentahedron. • PENTAHEDRON n. a five-sided solid figure. |
| PENTAHEDRAL | • pentahedral adj. Relating to a pentahedron. • PENTAHEDRAL adj. of or like a pentahedron, a five-sided solid figure. |
| PENTAHEDRON | • pentahedron n. A solid geometric figure with five faces. • PENTAHEDRON n. a five-sided solid figure. |
| PENTAHEDRONS | • pentahedrons n. Plural of pentahedron. • PENTAHEDRON n. a five-sided solid figure. |
| TRISOCTAHEDRA | • trisoctahedra n. Plural of trisoctahedron. • TRISOCTAHEDRON n. a solid figure having 24 congruent faces and an octahedron as a base. |
| TRISOCTAHEDRAL | • trisoctahedral adj. Having the form of a trisoctahedron. • TRISOCTAHEDRAL adj. having the form of a trisoctahedron. |
| TRISOCTAHEDRON | • trisoctahedron n. (Crystallography) A solid of the isometric system bounded by 24 equal faces, three corresponding to… • TRISOCTAHEDRON n. a solid figure having 24 congruent faces and an octahedron as a base. |
| TRISOCTAHEDRONS | • trisoctahedrons n. Plural of trisoctahedron. • TRISOCTAHEDRON n. a solid figure having 24 congruent faces and an octahedron as a base. |