a. [ Poly- + acid. ] (Chem.) Capable of neutralizing, or of combining with, several molecules of a monobasic acid; having more than one hydrogen atom capable of being replaced by acid radicals; -- said of certain bases;
n. [ Cf. G. & D. pollack, and Gael. pollag a little pool, a sort of fish. ] (Zool.)
n. [ Cf. G. & D. pollack, and Gael. pollag a little pool, a sort of fish. ] (Zool.)