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| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| glycerine or glycerin (ˈɡlɪsərɪn, ˌɡlɪsəˈriːn, ˈɡlɪsərɪn) | |
| —n | |
| another name (not in technical usage) for glycerol | |
| [C19: from French glycérine, from Greek glukeros sweet + -ine | |
| glycerin or glycerin | |
| —n | |
| [C19: from French glycérine, from Greek glukeros sweet + -ine | |
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.
| glycerin also glycerine (glĭs'ər-ĭn) Pronunciation Key
See glycerol. |
| glycerol (glĭs'ə-rôl') Pronunciation Key
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. |