Toxic

{ Tox"ic, Tox"ic*al } (?), a. [L. toxicum poison, originally, a poison in which arrows were dipped, Gr. toxiko`n (sc. ?) 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.