Definition of stearic acid in English:

stearic acid

Line breaks: ste¦aric acid
Pronunciation: /ˈstɪərɪk
 
, stɪˈarɪk
 
/

noun

Chemistry
A solid saturated fatty acid obtained from animal or vegetable fats.
  • Chemical formula: CH3(CH2)16COOH
More example sentences
  • Like all fatty acids stearic acid is insoluble in water, but is soluble in ether and hot alcohol.
  • The most common animal fat is tristearin, which is composed of glycerol and three stearic acid molecules.
  • Many shampoos are based on lauric, palmitic, and stearic acids, which have long chains of 12, 16, and 18 carbon atoms, respectively.

Origin

mid 19th century: stearic from French stéarique, from Greek stear 'tallow'.

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