Definition of aphtha

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

Lern More About Aphtha

Naphthalize :: Naphthalize (v. t.) To mingle, saturate, or impregnate, with naphtha..
Thrush :: Thrush (n.) An affection of the mouth, fauces, etc., common in newly born children, characterized by minute ulcers called aphthae. See Aphthae..
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..
Chrysene :: Chrysene (n.) One of the higher aromatic hydrocarbons of coal tar, allied to naphthalene and anthracene. It is a white crystalline substance, C18H12, of strong blue fluorescence, but generally colored yellow by impurities..
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..
Paranaphthalene :: Paranaphthalene (n.) Anthracene; -- called also paranaphthaline.
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..
Magdala :: Magdala (a.) Designating an orange-red dyestuff obtained from naphthylamine, and called magdala red, naphthalene red, etc..
Naphtha :: Naphtha (n.) The complex mixture of volatile, liquid, inflammable hydrocarbons, occurring naturally, and usually called crude petroleum, mineral oil, or rock oil. Specifically: That portion of the distillate obtained in the refinement of petroleum which is intermediate between the lighter gasoline and the heavier benzine, and has a specific gravity of about 0.7, -- used as a solvent for varnishes, as a carburetant, illuminant, etc..
Aphthous :: Aphthous (a.) Pertaining to, or caused by, aphthae; characterized by aphtae; as, aphthous ulcers; aphthous fever..
Aphtha :: Aphtha (n.) One of the whitish specks called aphthae.
Naphthalate :: Naphthalate (n.) A salt of naphthalic acid; a phthalate.
Launch :: Launch (n.) The boat of the largest size belonging to a ship of war; also, an open boat of any size driven by steam, naphtha, electricity, or the like..
Naphthalidine :: Naphthalidine (n.) Same as Naphthylamine.
Thionaphthene :: Thionaphthene (n.) A double benzene and thiophene nucleus, C8H6S, analogous to naphthalene, and like it the base of a large series of derivatives..
Naphthalin :: Naphthalin (n.) Alt. of Naphthalin.
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..
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..
Naphthalic :: Naphthalic (a.) Formerly, designating an acid probably identical with phthalic acid..
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