waterscorpion: Meaning and Definition of

wa•ter•scor•pi•on

Pronunciation: (wô'tur-skôr"pē-un, wot'ur-), [key]
— n.
  1. any of several predaceous aquatic bugs of the family Nepidae, having clasping front legs and a long respiratory tube at the rear of the abdomen: capable of biting if handled.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.