单词 | tetrahedroid |
释义 | tetrahedroidadj.n. A. adj. Resembling or approaching the form of a tetrahedron. ΘΚΠ the world > relative properties > number > geometry > shape or figure > [adjective] > three-dimensional > conical > pyramidal > tetrahedral tetrahedral1794 tetrahedrical1860 tetrahedric1890 tetrahedrid1895 tetrahedroid1899 1899 Geogr. Jrnl. Mar. 251 Causes, which..would go in the direction of producing tetrahedral, or tetrahedroid, deformation. B. n. Geometry. The envelope of a quadric surface which touches eight given straight lines. ΘΚΠ the world > relative properties > number > geometry > surface > [noun] superficec1400 superficies1530 surface1604 superficie1702 wave-surface1833 developable1847 quartic1854 scroll1862 conicoid1863 regulus1874 Riemann surface1876 tetrahedroid1889 construct1902 skew1902 trend surface1956 1889 Cayley's Math. Papers I. 587 (note) The surface here considered, the Tetrahedroid, is the general homographic transformation of the wave surface. This entry has not yet been fully updated (first published 1911; most recently modified version published online June 2018). < |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。