'Madnep' definitions:

Definition of 'madnep'

(from WordNet)
noun
Biennial weed in Europe and America having large pinnate leaves and yellow flowers and a bitter and somewhat poisonous root; the ancestor of cultivated parsnip [syn: wild parsnip, madnep]

Definition of 'Madnep'

From: GCIDE
  • Madnep \Mad"nep\, n.
  • 1. (Bot.) The masterwort (Peucedanum Ostruthium), a tall and coarse European umbelliferous plant. [1913 Webster]
  • 2. (Bot.) A biennial weed in Europe and America having large pinnate leaves and yellow flowers and a bitter and somewhat poisonous root; the ancestor of cultivated parsnip; called also wild parsnip. [WordNet 1.5]