/keuh rid"l is/ , n.
any of the erect or climbing plants constituting the genus Corydalis, of the poppy family, having divided leaves, tuberous or fibrous roots, and clusters of irregular spurred flowers.
[ 1810-20; korydallís, extended var. of korydós crested lark, deriv. of koryd-, var. of KORYTH- (s. of kórys ) helmet, head, crest; akin to kára head ]