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单词 stearic acid
释义

stearic acid


noun Chemistry.

a colorless, waxlike, sparingly water-soluble, odorless solid, C18H36O2, the most common fatty acid, occurring as the glyceride in tallow and other animal fats and in some animal oils: used chiefly in the manufacture of soaps, stearates, candles, cosmetics, and in medicine in suppositories and pill coatings.
Also called octadecanoic acid.

Origin of stearic acid

First recorded in 1825–35

Words nearby stearic acid

Ste. Anne de Beaupré, steapsin, stear-, stearate, stearic, stearic acid, stearin, Stearns alcoholic amentia, stearo-, stearoptene, steatite
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for stearic acid

stearic acid

noun

a colourless odourless insoluble waxy carboxylic acid used for making candles and suppositories; octadecanoic acid. Formula: CH 3 (CH 2) 16 COOHSee also stearin (def. 2)
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 stearic acid

stearic acid
[ stē-ărĭk, stîrĭk ]

n.

A colorless, odorless, waxlike fatty acid occurring naturally in animal and vegetable fats and used in pharmaceutical preparations, ointments, soaps, and suppositories.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for stearic acid

stearic acid
[ stē-ărĭk, stîrĭk ]

A colorless, odorless, waxlike fatty acid occurring in animal and vegetable fats and used in making soaps, candles, lubricants, and other products. Chemical formula: C18H36O2.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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