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单词 hexoctahedron
释义

hexoctahedronn.

Etymology: < hex- (in hexa- comb. form) + octahedron n.Previous versions of the OED give the stress as: hexoctaˈhedron.
Geometry and Crystallography.
a. The critical form of the cubo- comb. form octahedron.
ΚΠ
1570 H. Billingsley tr. Comte de Candale Briefe Treat. in tr. Euclid Elements Geom. f. 458v An Exoctohedron is a solide figure contained of sixe equall squares, and eight equilater and equall triangles.
b. = hexakisoctahedron n. at hexakis- comb. form .
ΚΠ
1837 J. D. Dana Min. (1844) i. 39 Hexoctahedron..Here for each face of the octahedron, is substituted a low six-sided pyramid.
This entry has not yet been fully updated (first published 1898; most recently modified version published online June 2019).
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