water-snail
Wa"ter snail`. 1. (Zoöl.) Defn: Any aquatic pulmonate gastropod belonging to Planorbis, Limnæa, and allied genera; a pond snail. 2. (Mech.) Defn: The Archimedean screw. [R.]
Wa"ter snail`. 1. (Zoöl.) Defn: Any aquatic pulmonate gastropod belonging to Planorbis, Limnæa, and allied genera; a pond snail. 2. (Mech.) Defn: The Archimedean screw. [R.]