antalkaline,a.andn.Med.|æntˈælkəlɛɪn| [f.prec.: cf.alkaline.] A.adj. Counteracting the action of alkalis. 1853Mayne Exp. Lex., Antalkaline, Having the power of neutralising alkalis: such are all the acids. B.n. An antalkaline substance or agent. 1811in Hooper Med.Dict.