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Olibene :: Olibene (n.) A colorless mobile liquid of a pleasant aromatic odor obtained by the distillation of olibanum, or frankincense, and regarded as a terpene; -- called also conimene..

Amylene :: Amylene (n.) One of a group of metameric hydrocarbons, C5H10, of the ethylene series. The colorless, volatile, mobile liquid commonly called amylene is a mixture of different members of the group..

Sweat :: Sweat (v. i.) The fluid which is excreted from the skin of an animal; the fluid secreted by the sudoriferous glands; a transparent, colorless, acid liquid with a peculiar odor, containing some fatty acids and mineral matter; perspiration. See Perspiration..

Furfuran :: Furfuran (n.) A colorless, oily substance, C4H4O, obtained by distilling certain organic substances, as pine wood, salts of pyromucic acid, etc.; -- called also tetraphenol..

Nuclein :: Nuclein (n.) A constituent of the nuclei of all cells. It is a colorless amorphous substance, readily soluble in alkaline fluids and especially characterized by its comparatively large content of phosphorus. It also contains nitrogen and sulphur..

Leucaniline :: Leucaniline (n.) A colorless, crystalline, organic base, obtained from rosaniline by reduction, and also from other sources. It forms colorless salts..

Cumene :: Cumene (n.) A colorless oily hydrocarbon, C6H5.C3H7, obtained by the distillation of cuminic acid; -- called also cumol..

Chelerythrine :: Chelerythrine (n.) An alkaloidal principle obtained from the celandine, and named from the red color of its salts. It is a colorless crystalline substance, and acts as an acrid narcotic poison. It is identical with sanguinarine..

Erythrine :: Erythrine (n.) A colorless crystalline substance, C20H22O10, extracted from certain lichens, as the various species of Rocella. It is a derivative of orsellinic acid. So called because of certain red compounds derived from it. Called also erythric acid..

Glycerine :: Glycerine (n.) An oily, viscous liquid, C3H5(OH)3, colorless and odorless, and with a hot, sweetish taste, existing in the natural fats and oils as the base, combined with various acids, as oleic, margaric, stearic, and palmitic. It is a triatomic alcohol, and hence is also called glycerol. See Note under Gelatin..

Acrolein :: Acrolein (n.) A limpid, colorless, highly volatile liquid, obtained by the dehydration of glycerin, or the destructive distillation of neutral fats containing glycerin. Its vapors are intensely irritating..

Salicylal :: Salicylal (n.) A thin, fragrant, colorless oil, HO.C6H4.CHO, found in the flowers of meadow sweet (Spiraea), and also obtained by oxidation of salicin, saligenin, etc. It reddens on exposure. Called also salicylol, salicylic aldehyde, and formerly salicylous, / spiroylous, acid..

Eugenol :: Eugenol (n.) A colorless, aromatic, liquid hydrocarbon, C10H12O2 resembling the phenols, and hence also called eugenic acid. It is found in the oils of pimento and cloves..

Zircon :: Zircon (n.) A mineral occurring in tetragonal crystals, usually of a brown or gray color. It consists of silica and zirconia. A red variety, used as a gem, is called hyacinth. Colorless, pale-yellow or smoky-brown varieties from Ceylon are called jargon..

Suberose :: Suberone (n.) A colorless liquid, analogous suberone proper, having a pleasant peppermint odor. It is obtained by the distillation of calcium suberate..

Colophene :: Colophene (n.) A colorless, oily liquid, formerly obtained by distillation of colophony. It is regarded as a polymeric form of terebenthene. Called also diterebene..

Nicotine :: Nicotine (n.) An alkaloid which is the active principle of tobacco. It is a colorless, transparent, oily liquid, having an acrid odor, and an acrid burning taste. It is intensely poisonous..

Colemanite :: Colemanite (n.) A hydrous borate of lime occurring in transparent colorless or white crystals, also massive, in Southern California..

Diethylamine :: Diethylamine (n.) A colorless, volatile, alkaline liquid, NH(C2H5)2, having a strong fishy odor resembling that of herring or sardines. Cf. Methylamine..

Leucocyte :: Leucocyte (n.) A colorless corpuscle, as one of the white blood corpuscles, or those found in lymph, marrow of bone, connective tissue, etc..

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