单词 | tetrakisdodecahedron |
释义 | tetrakisdodecahedronn. Crystallography. A solid body bounded by forty-eight triangular planes; also called hexakisoctahedron n. at hexakis- comb. form , octakis-hexahedron, tetrakonta-octahedron, and forty-eight scalenohedron; esp. the variety of this described in quot. 1895. ΘΚΠ the world > matter > chemistry > crystallography (general) > crystal (general) > specific crystal forms > [noun] tripyramid1828 trisoctahedron1837 fluoroid1850 sphenoid1855 discalenohedron1872 prism1878 tetrakis-hexahedron1878 galenoid1882 macroprism1883 semi-form1895 tetartohedron1895 tetrakisdodecahedron1895 trichite1900 1895 N. Story-Maskelyne Crystallogr. 204 The complete form has the character of a pyramidion developement of the rhomb-dodecahedron, each face of the latter figure being surmounted by a rhomb-based pyramid, to which it forms a conterminous base. These therefore are the forms that may be correctly designated as tetrakisdodecahedra or dodecahedrid pyramidious. This entry has not yet been fully updated (first published 1911; most recently modified version published online June 2019). < n.1895 |
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