nux vomica

nux vom·i·ca

noun \ˈnəks-ˈväm-i-kə\

plural nux vomica

Definition of NUX VOMICA

1

: the poisonous seed of an Asian tree of the genus Strychnos (S. nux-vomica) that contains several alkaloids and especially strychnine and brucine; also : the tree yielding nux vomica

2

: a drug containing nux vomica