单词 | disproportionation |
释义 | disproportionation[ dis-pruh-pawr-shuh-ney-shuhn, -pohr- ] / ˌdɪs prəˌpɔr ʃəˈneɪ ʃən, -ˌpoʊr- / noun Chemistry.the simultaneous oxidation and reduction of a substance reacting with itself, thereby forming two dissimilar molecules, as 2C2H4→C2H6+C2H2. Origin of disproportionationFirst recorded in 1925–30; disproportion + -ation Words nearby disproportionationdisprize, disproof, disproportion, disproportional, disproportionate, disproportionation, disprove, Dispur, disputable, disputant, disputation Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for disproportionationdisproportionation / (ˌdɪsprəˌpɔːʃəˈneɪʃən) / nouna reaction between two identical molecules in which one is reduced and the other oxidized 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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