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Narcotine :: Narcotine (n.) An alkaloid found in opium, and extracted as a white crystalline substance, tasteless and less poisonous than morphine; -- called also narcotia..

Excretin :: Excretin (n.) A nonnitrogenous, crystalline body, present in small quantity in human faeces..

Toluidine :: Toluidine (n.) Any one of three metameric amido derivatives of toluene analogous to aniline, and called respectively orthtoluidine, metatoluidine, and paratoluidine; especially, the commonest one, or paratoluidine, which is obtained as a white crystalline substance..

Diatomous :: Diatomous (a.) Having a single, distinct, diagonal cleavage; -- said of crystals..

Santonic :: Santonic (a.) Of, pertaining to, or designating, an acid (distinct from santoninic acid) obtained from santonin as a white crystalline substance..

Sulphantimonate :: Sulphanilic (a.) Of, pertaining to, or designating, an anilene sulphonic acid which is obtained as a white crystalline substance..

Durene :: Durene (n.) A colorless, crystalline, aromatic hydrocarbon, C6H2(CH3)4, off artificial production, with an odor like camphor..

Calumbin :: Calumbin (n.) A bitter principle extracted as a white crystalline substance from the calumba root.

Saccharin :: Saccharin (n.) A bitter white crystalline substance obtained from the saccharinates and regarded as the lactone of saccharinic acid; -- so called because formerly supposed to be isomeric with cane sugar (saccharose).

Salol :: Salol (n.) A white crystalline substance consisting of phenol salicylate.

Doublet :: Doublet (a.) A counterfeit gem, composed of two pieces of crystal, with a color them, and thus giving the appearance of a naturally colored gem. Also, a piece of paste or glass covered by a veneer of real stone..

Hypidiomorphic :: Hypidiomorphic (a.) Partly idiomorphic; -- said of rock a portion only of whose constituents have a distinct crystalline form.

Millerite :: Millerite (n.) A sulphide of nickel, commonly occurring in delicate capillary crystals, also in incrustations of a bronze yellow; -- sometimes called hair pyrites..

Crystallographically :: Crystallographically (adv.) In the manner of crystallography.

Polymorph :: Polymorph (n.) A substance capable of crystallizing in several distinct forms; also, any one of these forms. Cf. Allomorph..

Xyletic :: Xyletic (a.) Pertaining to, or designating, a complex acid related to mesitylenic acid, obtained as a white crystalline substance by the action of sodium and carbon dioxide on crude xylenol..

Theobromic :: Theobromic (a.) Of, pertaining to, or designating, an acid extracted from cacao butter (from the Theobroma Cacao), peanut oil (from Arachis hypogaea), etc., as a white waxy crystalline substance..

Carbonado :: Carbonado (n.) A black variety of diamond, found in Brazil, and used for diamond drills. It occurs in irregular or rounded fragments, rarely distinctly crystallized, with a texture varying from compact to porous..

Alban :: Alban (n.) A white crystalline resinous substance extracted from gutta-percha by the action of alcohol or ether.

Benzamide :: Benzamide (n.) A transparent crystalline substance, C6H5.CO.NH2, obtained by the action of ammonia upon chloride of benzoyl, as also by several other reactions with benzoyl compounds..

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