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stearin

[stee-uh-rin, steer-in]
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noun
  1. Chemistry. any of the three glyceryl esters of stearic acid, especially C3H5(C18H35O2)3, a soft, white, odorless solid found in many natural fats.
  2. the crude commercial form of stearic acid, used chiefly in the manufacture of candles.
Also ste·a·rine [stee-er-in, -uh-reen, steer-in] /ˈsti ər ɪn, -əˌrin, ˈstɪər ɪn/.

Origin of stearin

1810–20; < French stéarine < Greek stéar fat, grease + French -ine -ine2; see -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for stearine

stearin

stearine

noun
  1. Also called: tristearin a colourless crystalline ester of glycerol and stearic acid, present in fats and used in soap and candles; glycerol tristearate; glycerol trioctadecanoate. Formula: (C 17 H 35 COO) 3 C 3 H 5
  2. another name for stearic acid, esp a commercial grade containing other fatty acids
  3. fat in its solid form

Word Origin

C19: from French stéarine, from Greek stear fat, tallow + -in
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

Word Origin and History for stearine

stearin

n.

white crystalline compound found in animal and vegetable fats, 1817, from French stéarine, coined by French chemist Marie-Eugène Chevreul (1786-1889) from Greek stear (genitive steatos) "tallow, fat" (see stone (n.)). Stearic acid (1831) is a partial translation of French acide stéarique.

Online Etymology Dictionary, © 2010 Douglas Harper

stearine in Science

stearin

[stēər-ĭn, stîrĭn]
  1. A colorless, odorless, tasteless ester of glycerol and stearic acid found in most animal and vegetable fats and used in the manufacture of soaps, candles, metal polishes, and adhesives.Chemical formula: C57H110O6.
  2. The solid form of fat.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.