| 单词 | menadione |
| 释义 | menadione[ men-uh-dahy-ohn ] / ˌmɛn əˈdaɪ oʊn / noun Pharmacology.a synthetic yellow crystalline powder, C11H8O2, insoluble in water, used as a vitamin K supplement. Also called vitamin K3. Origin of menadioneFirst recorded in 1940–45; me(thyl) + na(phthalene) + di-1 + -one Words nearby menadionemenace, menacing, menacme, menad, menadiol diacetate, menadione, Menado, ménage, ménage à trois, menagerie, Menai Strait Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for menadionemenadione / (ˌmɛnəˈdaɪəʊn) / nouna yellow crystalline compound used in fungicides and as an additive to animal feeds. Formula: C 11 H 8 O 2Also: vitamin K 3 Word Origin for menadioneC20: from me (thyl) + na (phtha) + di- 1 + -one 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 Medical definitions for menadionemenadione [ mĕn′ə-dī′ōn′ ] n.A synthetic vitamin K derivative occurring as a yellow crystalline powder and used as a vitamin K supplement. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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