stearic acid

stearic acid
n-Octadecanoic acid; one of the most abundant fatty acid s found in animal lipids; used in pharmaceutical preparations, ointments, soaps, and suppositories.

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stea·ric acid stē-.ar-ik-, .sti(ə)r-ik- n a white crystalline fatty acid C18H36O2 obtained by saponifying tallow or other hard fats containing stearin also a commercial mixture of stearic and palmitic acids

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ste·a·ric ac·id (ste-arґik) [stear- + -ic] a saturated 18-carbon fatty acid occurring in most fats and oils, particularly the oils of land animals and fats of tropical plants; stearic and palmitic acids are the two most common saturated fatty acids in body fluids. See also table at fatty acid. [NF] a preparation containing a mixture of stearic and palmitic acids, prepared by hydrogenation of fats and oils that are derived from edible sources unless the preparation is for external use only; used as a tablet and capsule lubricant and as an emulsifying and solubilizing agent.

Medical dictionary. 2011.

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  • Stearic acid — Stearic acid[1] …   Wikipedia

  • Stearic acid — Stearic Ste*ar ic (st[ e]*[a^]r [i^]k), a. [Cf. F. st[ e]arique.] (Physiol. Chem.) Pertaining to, or obtained from, stearin or tallow; resembling tallow. [1913 Webster] {Stearic acid} (Chem.), a monobasic fatty acid, obtained in the form of white …   The Collaborative International Dictionary of English

  • stearic acid — n. 1. a colorless, odorless, waxlike fatty acid, CH3 (CH2) 16COOH, found in many animal and vegetable fats, and used in making candles, stearates, soaps, etc. 2. a commercial mixture of palmitic and stearic acids …   English World dictionary

  • stearic acid — Chem. 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,… …   Universalium

  • stearic acid — stearino rūgštis statusas T sritis chemija formulė H(CH₂)₁₇COOH atitikmenys: angl. stearic acid rus. стеариновая кислота ryšiai: sinonimas – oktadekano rūgštis …   Chemijos terminų aiškinamasis žodynas

  • stearic acid — noun Etymology: French stéarique, from Greek stear hard fat Date: 1830 a white crystalline fatty acid C18H36O2 obtained by saponifying tallow or other hard fats containing stearin; also a commercial mixture of stearic and palmitic acids …   New Collegiate Dictionary

  • stearic acid — [ stɪərɪk, stɪ arɪk] noun Chemistry a solid saturated fatty acid obtained from animal or vegetable fats, used in making soap and candles. Origin C19: stearic from Fr. stéarique, from Gk stear tallow …   English new terms dictionary

  • stearic acid — noun a waxy saturated fatty acid; occurs widely as a glyceride in animal and vegetable fats • Syn: ↑octadecanoic acid • Hypernyms: ↑saturated fatty acid …   Useful english dictionary

  • stearic acid — noun a) The most common saturated fatty acid; it is found in all animal and most vegetable oils and fats; it is used in the manufacture of soap etc. b) octadecanoic acid, CH(CH)COOH …   Wiktionary

  • stearic acid — /stiˌærɪk ˈæsəd/ (say stee.arik asuhd) noun a colourless, odourless, insoluble, waxy, carboxylic acid, octadecanoic acid, C17H35–COOH, the glycerides of which are the principal components of animal fats …  

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