co·nic·e·ine \kəˈnisēə̇n; ˌkōnəˈsēə̇n, ˌkän-\noun (-s) Etymology: German coniceïn, modification of International Scientific Vocabulary conicine coniine, modification of German koniin — more at coniine : any of several poisonous bases C8H15N prepared from the alkaloids of poison hemlock