| 单词 | trihedral |
| 释义 | trihedral[ trahy-hee-druhl ] / traɪˈhi drəl / adjective Geometry.having, or formed by, three planes meeting in a point: a trihedral angle. nouna trihedron. Origin of trihedralFirst recorded in 1780–90; tri- + -hedral OTHER WORDS FROM trihedralsub·tri·he·dral, adjectiveWords nearby trihedraltrigonum, trig point, trigram, trigraph, trihalomethane, trihedral, trihedron, trihydrate, trihydric, trihydric alcohol, trihydroxy Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for trihedral
British Dictionary definitions for trihedraltrihedral / (traɪˈhiːdrəl) / adjectivehaving or formed by three plane faces meeting at a point nouna figure formed by the intersection of three lines in different planes Word Origin for trihedralC18: from tri- + Greek hedra base, seat + -al 1 Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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