Defn: 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.
NAPHTHALIC Naph*tha"lic, a. (Chem.) (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. (b) Formerly, designating an acid probably identical with phthalic acid.
NAPHTHALIDINE
Naph*thal"i*dine, n. Etym: [Naphthalene + toluidine.] (Chem.)
Defn: Same as Naphthylamine.
NAPHTHALIN; NAPHTHALINE
Naph"tha*lin, Naph"tha*line, n. Etym: [F. naphthaline.] (Chem.)
Defn: See Naphthalene.
NAPHTHALIZE
Naph"tha*lize, v. t. (Chem.)
Defn: To mingle, saturate, or impregnate, with naphtha.
NAPHTHAZARIN
Naph*thaz"a*rin, n. Etym: [Naphthalene + alizarin.] (Chem.)
Defn: A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; — called also naphthalizarin.