a. Obs. rare. Also 6 vomike, 8 -ick. [ad. mod.L. vomicus in nux vomica.] Vomic nut, = NUX VOMICA.
The sense of purulent, ulcerous given in later Dictionaries (from c. 1884) appears to have been evolved from VOMICA 2.
1568. Turner, Herbal, III. 49. First I wil rehearse what he writeth of the vomike nut.
1751. J. Hill, Mat. Med., 505. Vomick nut is the nucleus of a fruit of an East-Indian tree.
1794. Woodville, Med. Bot., Suppl. 29. Strychnos Nux vomica. Vomic nut, or Poison-nut.