/reuh nung'kyeuh lay"sheuhs/ , adj.
belonging to the Ranunculaceae, the buttercup family of plants. Cf. buttercup family .
[ 1825-35; Ranunculace ( ae ) name of family ( Ranuncul ( us ) genus name (L ranunculus little frog; ran ( a ) frog + -unculus dim. suffix, extracted from n-stem derivatives; see HOMUNCULUS) + -aceae -ACEAE) + -OUS ]