-toxical-

{ } a. [ L. toxicum poison, originally, a poison in which arrows were dipped, Gr. toxiko`n (sc. &unr_;) poison for smearing arrows with, fr. toxiko`s of or for the bow, from to`xon bow, arrow. Cf. Intoxicate. ] Of or pertaining to poison; poisonous; as, toxic medicines. [ 1913 Webster ]

a. [ Cf. F. topique, LL. topicus, Gr. &unr_;. See Topic, n. ] 1. Of or pertaining to a place; limited; logical application; as, a topical remedy; a topical claim or privilege. [ 1913 Webster ]

2. (Rhet. & logic) Pertaining to, or consisting of, a topic or topics; according to topics. [ 1913 Webster ]

3. Resembling a topic, or general maxim; hence, not demonstrative, but merely probable, as an argument. [ 1913 Webster ]

Evidences of fact can be no more than topical and probable. Sir M. Hale. [ 1913 Webster ]