Search Result for "notonecta undulata":
Wordnet 3.0

NOUN (1)

1. predaceous aquatic insect that swims on its back and may inflict painful bites;
[syn: backswimmer, Notonecta undulata]


The Collaborative International Dictionary of English v.0.48:

backswimmer \back"swim`mer\ n. any of numerous predaceous aquatic insects of the family Notonectidae (such as Notonecta undulata) that swim on their backs and may inflict painful bites; -- also called boat bug. --[RHUD] [WordNet 1.5 +PJC]
WordNet (r) 3.0 (2006):

Notonecta undulata n 1: predaceous aquatic insect that swims on its back and may inflict painful bites [syn: backswimmer, Notonecta undulata]