Wordnet 3.0
NOUN (1)
1.
a medicine made from the seeds of an Asiatic tree;
contains strychnine and brucine;
formerly used as a stimulant;
The Collaborative International Dictionary of English v.0.48:
Nux vomica \Nux` vom"i*ca\ [NL., fr. L. nux a nut + vomere to
vomit.]
The seed of Strychnos Nuxvomica, a tree which abounds on
the Malabar and Coromandel coasts of the East Indies. From
this seed the deadly poisons known as strychnine and brucine
are obtained. The seeds are sometimes called Quaker buttons.
[1913 Webster]
WordNet (r) 3.0 (2006):
nux vomica
n 1: a medicine made from the seeds of an Asiatic tree; contains
strychnine and brucine; formerly used as a stimulant