'Nepa' definitions:
Definition of 'Nepa'
From: WordNet
noun
Type genus of the Nepidae: typical elongate-oval water scorpions [syn: Nepa, genus Nepa]
Definition of 'Nepa'
From: GCIDE
- Nepa \Ne"pa\, n. [L. nepa scorpion.] (Zool.) A genus of aquatic hemipterous insects. The species feed upon other insects and are noted for their voracity; -- called also scorpion bug and water scorpion. [1913 Webster]