Search Result for "water snail":

The Collaborative International Dictionary of English v.0.48:

Water snail \Wa"ter snail`\ 1. (Zool.) Any aquatic pulmonate gastropod belonging to Planorbis, Limnaea, and allied genera; a pond snail. [1913 Webster] 2. (Mech.) The Archimedean screw. [R.] [1913 Webster]