| 单词 | acetal |
| 释义 | acetal[ as-i-tal ] / ˈæs ɪˌtæl / noun Chemistry.Also called diethylacetal. a colorless, volatile, sparingly water-soluble liquid, C6H14O2, having a nutlike aftertaste, obtained from acetaldehyde and ethyl alcohol: used chiefly as a solvent and in the manufacture of perfumes. any of a class of compounds of aldehydes with alcohols. Origin of acetalFirst recorded in 1850–55; acet- + -al3 Words nearby acetalacetabular fossa, acetabulectomy, acetabuliform, acetabuloplasty, acetabulum, acetal, acetaldehyde, acetaldol, acetamide, acetaminophen, acetanilide Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for acetalacetal / (ˈæsɪˌtæl) / noun1,1-diethoxyethane; a colourless volatile liquid used as a solvent and in perfumes. Formula: CH 3 CH(OC 2 H 5) 2 any organic compound containing the group -CH(OR 1)OR 2, where R 1 and R 2 are other organic groups Word Origin for acetalC19: from German Azetal, from aceto- + alcohol 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 acetalacetal [ ăs′ĭ-tăl′ ] n.A colorless, flammable, volatile liquid used as a solvent. Any of the compounds formed from aldehydes combined with alcohol. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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