毒物学
Toxicology \Tox`i*col"o*gy\, n. [Gr. toxiko`n poison + -logy; cf. F. toxicologie. See {Toxic}. ] The science which treats of poisons, their effects, antidotes, and recognition; also, a discourse or treatise on the science.
toxicology n : the branch of pharmacology that deals with the nature and effects and treatments of poisons