glycerin

[glis-er-in] /ˈglɪs ər ɪn/
noun, Chemistry
1.
glycerol.
Also, glycerine
[glis-er-in, -uh-reen, glis-uh-reen] /ˈglɪs ər ɪn, -əˌrin, ˌglɪs əˈrin/ (Show IPA).
Origin
1830-40; < French glycérine, equivalent to Greek glyker(ós) sweet + -ine -in2

glycerol

[glis-uh-rawl, -rol] /ˈglɪs əˌrɔl, -ˌrɒl/
noun
1.
a colorless, odorless, syrupy, sweet liquid, C 3 H 8 O 3 , usually obtained by the saponification of natural fats and oils: used for sweetening and preserving food, in the manufacture of cosmetics, perfumes, inks, and certain glues and cements, as a solvent and automobile antifreeze, and in medicine in suppositories and skin emollients.
Also called glycerin, glycerine.
Origin
1880-85; glycer(in) + -ol1
Examples from the web for glycerine
  • Three alternatives to glycerine oleate are discussed below.
British Dictionary definitions for glycerine

glycerine

/ˈɡlɪsərɪn; ˌɡlɪsəˈriːn/
noun
1.
another name (not in technical usage) for glycerol
Word Origin
C19: from French glycérine, from Greek glukeros sweet + -ine-in; related to Greek glukus sweet

glycerol

/ˈɡlɪsəˌrɒl/
noun
1.
a colourless or pale yellow odourless sweet-tasting syrupy liquid; 1,2,3-propanetriol: a by-product of soap manufacture, used as a solvent, antifreeze, plasticizer, and sweetener (E422). Formula: C3H8O3 Also called (not in technical usage) glycerine, glycerin
Word Origin
C19: from glycer(ine) + -ol1
Word Origin and History for glycerine
n.

see glycerin.

glycerin

n.

also glycerine, thick, colorless syrup, 1838, from French glycérine, coined by French chemist Michel-Eugène Chevreul (1786-1889), from Greek glykeros "sweet" (see glucose) + chemical ending -ine (2). So called for its sweet taste. Still in popular use, but in chemistry the substance now is known as glycerol.

glycerol

n.

1884, from glycerine + -ol, suffix denoting alcohols.

glycerine in Medicine

glycerin glyc·er·in or glyc·er·ine (glĭs'ər-ĭn)
n.
Glycerol or a preparation of glycerol.

glycerol glyc·er·ol (glĭs'ə-rôl', -rōl')
n.
A sweet syrupy fluid obtained by the saponification of fats and fixed oils, used as a solvent, a skin emollient, and as a vehicle and sweetening agent; it is also used by injection or in suppository form for constipation and orally to reduce ocular tension.

glycerine in Science
glycerin also glycerine
  (glĭs'ər-ĭn)   
See glycerol.
glycerol
  (glĭs'ə-rôl')   
A sweet, syrupy liquid obtained from animal fats and oils or by the fermentation of glucose. It is used as a solvent, sweetener, and antifreeze and in making explosives and soaps. Glycerol consists of a propane molecule attached to three hydroxyl (OH) groups. Also called glycerin, glycerine. Chemical formula: C3H8O3.