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 C 8 H 15 N prepared from the alkaloids of poison hemlock