a. (Chem.) Pertaining to, or obtained from, anil; indigotic; -- applied to an acid formed by the action of nitric acid on indigo. [ R. ] [ 1913 Webster ]
a. [ Nitro- + chloranil + -ic. ] (Chem.) Of, pertaining to, or designating, a complex organic acid produced as a white crystalline substance by the action of nitrous acid on hydroquinone. [ 1913 Webster ]
a. [ Oxalic + aniline. ] (Chem.) Pertaining to, or derived from, oxalic acid and aniline; -- used to designate an acid obtained in white crystalline scales by heating these substances together. [ 1913 Webster ]
a. [ From sulphuric + anilene. ] (Chem.) Of, pertaining to, or designating, an anilene sulphonic acid which is obtained as a white crystalline substance. [ 1913 Webster ]