Definition of aphtha

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Aphtha (n.) The disease, also called thrush..

Lern More About Aphtha

Naphthol :: Naphthol (n.) Any one of a series of hydroxyl derivatives of naphthalene, analogous to phenol. In general they are crystalline substances with a phenol (carbolic) odor..
Naphthalenic :: Naphthalenic (a.) Pertaining to , or derived from, naphthalene; -- used specifically to designate a yellow crystalline substance, called naphthalenic acid and also hydroxy quinone, and obtained from certain derivatives of naphthol..
Benzine :: Benzine (n.) A liquid consisting mainly of the lighter and more volatile hydrocarbons of petroleum or kerosene oil, used as a solvent and for cleansing soiled fabrics; -- called also petroleum spirit, petroleum benzine. Varieties or similar products are gasoline, naphtha, rhigolene, ligroin, etc..
Naphtha :: Naphtha (n.) One of several volatile inflammable liquids obtained by the distillation of certain carbonaceous materials and resembling the naphtha from petroleum; as, Boghead naphtha, from Boghead coal (obtained at Boghead, Scotland); crude naphtha, or light oil, from coal tar; wood naphtha, from wood, etc..
Naphthide :: Naphthide (n.) A compound of naphthalene or its radical with a metallic element; as, mercuric naphthide..
Picoline :: Picoline (n.) Any one of three isometric bases (C6H7N) related to pyridine, and obtained from bone oil, acrolein ammonia, and coal-tar naphtha, as colorless mobile liquids of strong odor; -- called also methyl pyridine..
Aphthoid :: Aphthoid (a.) Of the nature of aphthae; resembling thrush.
Anthracene :: Anthracene (n.) A solid hydrocarbon, C6H4.C2H2.C6H4, which accompanies naphthalene in the last stages of the distillation of coal tar. Its chief use is in the artificial production of alizarin..
Naphthalic :: Naphthalic (a.) Formerly, designating an acid probably identical with phthalic acid..
Aphthae :: Aphthae (n. pl.) Roundish pearl-colored specks or flakes in the mouth, on the lips, etc., terminating in white sloughs. They are commonly characteristic of thrush..
Aphthous :: Aphthous (a.) Pertaining to, or caused by, aphthae; characterized by aphtae; as, aphthous ulcers; aphthous fever..
Naphthalize :: Naphthalize (v. t.) To mingle, saturate, or impregnate, with naphtha..
Naphthyl :: Naphthyl (n.) A hydrocarbon radical regarded as the essential residue of naphthalene.
Naphthylamine :: Naphthylamine (n.) One of two basic amido derivatives of naphthalene, C10H7.NH2, forming crystalline solids..
Naphthalin :: Naphthalin (n.) Alt. of Naphthalin.
Naphthazarin :: Naphthazarin (n.) A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; -- called also naphthalizarin..
Magdala :: Magdala (a.) Designating an orange-red dyestuff obtained from naphthylamine, and called magdala red, naphthalene red, etc..
Naphthoic :: Naphthoic (a.) Pertaining to, derived from, or related to, naphthalene; -- used specifically to designate any one of a series of carboxyl derivatives, called naphthoic acids..
Naphthalic :: Naphthalic (a.) Pertaining to, derived from, or related to, naphthalene; -- used specifically to denote any one of a series of acids derived from naphthalene, and called naphthalene acids..
Paranaphthalene :: Paranaphthalene (n.) Anthracene; -- called also paranaphthaline.
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