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单词 tetartohedral
释义

> as lemmas

tetartohedral
tetartohedral adj.
Brit. /tᵻˌtɑːtə(ʊ)ˈhiːdrəl/
,
/tɛˌtɑːtə(ʊ)ˈhiːdrəl/
,
U.S. /təˌtɑrdoʊˈhidrəl/
,
/tɛˌtɑrdoʊˈhidrəl/
having one fourth of the number of faces required by the highest or holohedral degree of symmetry belonging to its system.
ΘΚΠ
the world > matter > chemistry > crystallography (general) > crystal (general) > specific crystal forms > [adjective] > tetartohedral
tetartohedric1854
tetartohedral1858
tetartohedrical1860
1858 J. D. Dana Min. (ed. 4) 49 They are tetartohedral forms, or contain only one-fourth the number of planes occurring under complete symmetry.
1864 H. Watts Dict. Chem. II. 144 Quartz likewise exhibits other forms of tetartohedral development.
1888 F. Rutley Rock-forming Minerals 64 The development of certain plagihedral, or tetartohedral, faces.
extracted from tetarto-comb. form
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as lemmas
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更新时间:2024/9/21 1:23:23