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definitions

water snail

noun
  1. Archimedes' screw.

Origin of water snail

First recorded in 1555–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for water snail

Historical Examples of water snail

  • Any water-snail may have to take to a terrestrial life if the ponds in which it lives are liable to dry up during warm weather.