| 单词 | orthohydrogen |
| 释义 | orthohydrogen[ awr-thuh-hahy-druh-juhn ] / ˌɔr θəˈhaɪ drə dʒən / noun Physics, Chemistry.the form of molecular hydrogen in which the nuclei of the two hydrogen atoms contained in the molecule have spins in the same direction. Compare parahydrogen. Origin of orthohydrogenFirst recorded in 1925–30; ortho- + hydrogen Words nearby orthohydrogenorthographer, orthographic, orthographic projection, orthographize, orthography, orthohydrogen, orthokeratology, orthokeratosis, Ortho-Kung T cell, orthomechanical, orthometer Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for orthohydrogenorthohydrogen / (ˌɔːθəʊˈhaɪdrədʒən) / nounchem the form of molecular hydrogen, constituting about 75 per cent of the total at normal temperatures, in which the nuclei of the atoms spin in the same directionCompare parahydrogen 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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