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1 гемиэдрическая форма
hemihedral form крист., hemihedronРусско-английский научно-технический словарь Масловского > гемиэдрическая форма
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2 гемиэдрическая форма
1) General subject: hemihedron2) Mathematics: hemihedral formУниверсальный русско-английский словарь > гемиэдрическая форма
См. также в других словарях:
hemihedral — adj. Crystallog. having half the number of planes required for symmetry of the holohedral form … Useful english dictionary
pyritohedron — drən sometimes ˌdrän noun (plural pyritohedrons or pyritohedra) Etymology: New Latin, from pyrito (from International Scientific Vocabulary … Useful english dictionary
Deltohedron — Del to*he dron, n. [Gr. de lta, the letter [Delta] + e dra seat, base.] (Crystallog.) A solid bounded by twelve quadrilateral faces. It is a hemihedral form of the isometric system, allied to the tetrahedron. [1913 Webster] … The Collaborative International Dictionary of English
diploid — dip loid (d[i^]p loid), n. [Gr. diplo os twofold + oid.] 1. (Crystallog.) A solid bounded by twenty four similar quadrilateral faces. It is a hemihedral form of the hexoctahedron. [1913 Webster] 2. (Biol.) a cell or organism having a number of… … The Collaborative International Dictionary of English
Pyritohedral — Pyr i*to*he dral, a. [See {Pyritohedron}.] (Crystallog.) Like pyrites in hemihedral form. [1913 Webster] … The Collaborative International Dictionary of English
Regular tetrahedron — Tetrahedron Tet ra*he dron, n. [Tetra + Gr. ? seat, base, fr. ? to sit.] (Geom.) A solid figure inclosed or bounded by four triangles. [1913 Webster] Note: In crystallography, the regular tetrahedron is regarded as the hemihedral form of the… … The Collaborative International Dictionary of English
Sphenoid — Sphe noid, n. 1. (Crystallog.) A wedge shaped crystal bounded by four equal isosceles triangles. It is the hemihedral form of a square pyramid. [1913 Webster] 2. (Anat.) The sphenoid bone. [1913 Webster] … The Collaborative International Dictionary of English
Tetrahedron — Tet ra*he dron, n. [Tetra + Gr. ? seat, base, fr. ? to sit.] (Geom.) A solid figure inclosed or bounded by four triangles. [1913 Webster] Note: In crystallography, the regular tetrahedron is regarded as the hemihedral form of the regular… … The Collaborative International Dictionary of English
hemihedron — ˈhēdrən noun (plural hemihedrons or hemihedra) Etymology: New Latin, from hemi (I) + hedron : a hemihedral form or crystal … Useful english dictionary
hemiholohedral — | ̷ ̷ ̷ ̷ at hemi + adjective Etymology: hemi (I) + holohedral of a crystal : having a hemihedral form in which half the octants have the full number of planes hemiholohedral tetrahedron hemiholohedral sphenoid … Useful english dictionary
trigonododecahedron — |trigənō, (|)trī|gōnə+ noun Etymology: International Scientific Vocabulary trigon + dodecahedron : a trigonal tristetrahedron : the hemihedral form of the isometric trapezohedron … Useful english dictionary