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单词 quadratoctahedron
释义

> as lemmas

quadratoctahedron
quadratoctahedron n. [after German Quadratoctaeder (1877 in the passage translated in quot. 1884)] Obsolete rare an octahedron with a square cross-section; a tetragonal bipyramid.
ΚΠ
1884 F. O. Bower & D. H. Scott tr. H. A. de Bary Compar. Anat. Phanerogams & Ferns 137 The fundamental form of the crystals belonging to the quadratic system is the quadratoctahedron.
extracted from quadrato-comb. form
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更新时间:2024/12/23 8:22:18