英语词汇“heptahedron”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	heptahedron
释义	heptahedron\|-ˈhiːdrən, -ˈhɛdrən\| Also heptaedron. [f. hepta- + Gr. ἕδρα seat, base.] A solid figure having seven faces. So heptaˈhedral, † heptaˈhedrical adjs., seven-sided, seven-faced. 1658Phillips, Heptahedrical, having seven sides.1696Ibid., Heptaedrical Figure, or Heptaedron.1758Borlase Cornwall ii. §17. 141 A heptahedral cuspis of brass-coloured Mundic.1804Watt in Phil. Trans. XCIV. 310 note, Hexaedral and pentaedral prisms are most abundant; then the tetraedral, the triedral, heptaedral, and octaedral.
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