D defs.my
Entry 1 sense Webster, 1913

Toxicology

/täkˌ-sĭk-äl'-əj-ē/ · Tox·i·col·o·gy · IPA /ˌtɒksɪˈkɒləd͡ʒi/
01 n. The science which treats of poisons, their effects, antidotes, and recognition; also, a discourse or treatise on the science.
  1. 1.
    The science which treats of poisons, their effects, antidotes, and recognition; also, a discourse or treatise on the science.