n. poisonous drug derived from an Eurasian plant of the genus Conium
n. large branching biennial herb native to Eurasia and Africa and adventive in North America having large fernlike leaves and white flowers; usually found in damp habitats; all parts extremely poisonous
n. soft coarse splintery wood of a hemlock tree especially the western hemlock
n. 毒芹属植物, 铁杉
[医] 毒茴类毒草(如毒茴、毒芹), 铁杉属植物, 铁杉