Definify.com
Webster 1913 Edition
Wormseed
Worm′seedˊ
,Noun.
(Bot.)
Any one of several plants, as
Artemisia santonica
, and Chenopodium anthelminticum
, whose seeds have the property of expelling worms from the stomach and intestines. Wormseed mustard
, a slender, cruciferous plant (
Erysinum cheiranthoides
) having small lanceolate leaves.