| 单词 | barbituric acid |
| 释义 | barbituric acidnouna white, crystalline, slightly water-soluble powder, C4H4N2O3, used chiefly in the synthesis of barbiturates. Also called malonylurea. Origin of barbituric acidFirst recorded in 1865–70 Words nearby barbituric acidbarbitalism, barbitone, barbiturate, barbiturates, barbituric, barbituric acid, barbiturism, Barbizon School, barbless, barbotage, barbotine Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for barbituric acidbarbituric acid / (ˌbɑːbɪˈtjʊərɪk) / nouna white crystalline solid used in the preparation of barbiturate drugs. Formula: C 4 H 4 N 2 O 3Systematic name: 2,4,6-trioxypyrimidine Also called: malonylurea Word Origin for barbituric acidC19: partial translation of German Barbitursäure, perhaps from the name Barbara + uric + Säure acid 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 barbituric acidbarbituric acid [ bär′bĭ-tur′ĭk ] n.An organic acid used in the manufacture of barbiturates. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
| 随便看 |
英语词典包含192737条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。