| 单词 | allethrin |
| 释义 | allethrin[ al-uh-thrin ] / ˈæl ə θrɪn / noun Chemistry.a clear, amber, viscous liquid, C19H26O3, used as an insecticide. Origin of allethrin1945–50; all(yl) + (pyr)ethrin, equivalent to Pyrethr(um) name of a genus of composite plants + -in2 Words nearby allethrinallergic rhinitis, allergic salute, allergist, allergy, allesthesia, allethrin, alleviant, alleviate, alleviation, alleviative, alleviator Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for allethrinallethrin / (æˈlɛθrɪn) / nouna clear viscous amber-coloured liquid used as an insecticide and synergist. Formula: C 19 H 26 O 3; relative density: 1.005 Word Origin for allethrinC20: from all (yl) + (pyr) ethrin 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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