English▸ noun a Mexican plant of the lily family, whose seeds contain veratrine.
Schoenocaulon officinale, family Liliaceae.
▪ [mass noun] a preparation of sabadilla seeds, used as an agricultural insecticide and in medicines:
[as modifier] sabadilla dust.
– ORIGIN early 19th century: from Spanish cebadilla, diminutive of cebada ‘barley’.