| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
toxicology tox·i·col·o·gy (tŏk'sĭ-kŏl'ə-jē)
n.
The study of the nature, effects, and detection of poisons and the treatment of poisoning.
| toxicology (tŏk'sĭ-kŏl'ə-jē) Pronunciation Key
The scientific study of poisons, of their effects and detection, and of the treatment of poisoning. |