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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..

Aphtha :: Aphtha (n.) One of the whitish specks called aphthae.

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..

Naphthoquinone :: Naphthoquinone (n.) A yellow crystalline substance, C10H6O2, analogous to quinone, obtained by oxidizing naphthalene with chromic acid..

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

Bitumen :: Bitumen (n.) By extension, any one of the natural hydrocarbons, including the hard, solid, brittle varieties called asphalt, the semisolid maltha and mineral tars, the oily petroleums, and even the light, volatile naphthas..

Naphthaline :: Naphthaline (n.) See Naphthalene.

Magdala :: Magdala (a.) Designating an orange-red dyestuff obtained from naphthylamine, and called magdala red, naphthalene red, etc..

Naphthalin :: Naphthalin (n.) Alt. of Naphthalin.

Naphthylamine :: Naphthylamine (n.) One of two basic amido derivatives of naphthalene, C10H7.NH2, forming crystalline solids..

Naphthalidine :: Naphthalidine (n.) Same as Naphthylamine.

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..

Naphthide :: Naphthide (n.) A compound of naphthalene or its radical with a metallic element; as, mercuric naphthide..

Aphthoid :: Aphthoid (a.) Of the nature of aphthae; resembling thrush.

Aphthous :: Aphthous (a.) Pertaining to, or caused by, aphthae; characterized by aphtae; as, aphthous ulcers; aphthous fever..

Iridoline :: Iridoline (n.) A nitrogenous base C10H9N, extracted from coal-tar naphtha, as an oily liquid. It is a member of the quinoline series, and is probably identical with lepidine..

Naphthazarin :: Naphthazarin (n.) A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; -- called also naphthalizarin..

Naphthalic :: Naphthalic (a.) Formerly, designating an acid probably identical with phthalic acid..

Thrush :: Thrush (n.) An affection of the mouth, fauces, etc., common in newly born children, characterized by minute ulcers called aphthae. See Aphthae..

Thionaphthene :: Thionaphthene (n.) A double benzene and thiophene nucleus, C8H6S, analogous to naphthalene, and like it the base of a large series of derivatives..

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