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orthohydrogen
[ awr-thuh-hahy-druh-juhn ]
/ ˌɔr θəˈhaɪ drə dʒən /
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noun Physics, Chemistry.
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Compare parahydrogen.
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Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for orthohydrogen
orthohydrogen
/ (ˌɔːθəʊˈhaɪdrədʒən) /
noun
chem 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
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