a. [ Hydro-, 1 + galvanic. ] Pertaining to, produced by, or consisting of, electricity evolved by the action or use of fluids;
n. [ NL., fr. Gr.
n. (Chem.) A salt of pyrogallic acid; an ether of pyrogallol. [ 1913 Webster ]
a. [ Pyro- + gallic. ] (Chem.) Pertaining to, derived from, or designating, an acid called pyrogallol. See Pyrogallol. [ 1913 Webster ]
n. [ Pyrogallic + -ol. ] (Chem.) A phenol metameric with phloroglucin, obtained by the distillation of gallic acid as a poisonous white crystalline substance having acid properties, and hence called also