单词 | trapezohedral |
释义 | > as lemmasˌtrapezoˈhedral ˌtrapezoˈhedral adj. pertaining to or of the form of a trapezohedron. ΘΚΠ the world > relative properties > number > geometry > shape or figure > [adjective] > three-dimensional > having faces of particular shape trapezoidal1794 trapezoidiform1826 rhombohedric1830 pentagonal1837 trapezohedral1849 trigonal1878 1849 J. D. Dana U.S. Exploring Exped.: Geol. (1850) xvii. 628 Garnet in trapezohedral crystals. 1868 J. D. Dana Syst. Mineral. (ed. 5) 189 Quartz... Various trapezohedral forms... Many trapezohedrons in other positions. 1895 N. Story-Maskelyne Crystallogr. vii. §273 The trapezohedral tetartohedron. < as lemmas |
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