water flea

Origin of water flea

First recorded in 1575–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for water flea

Historical Examples of water flea


British Dictionary definitions for water flea

water flea

noun
  1. any of numerous minute freshwater branchiopod crustaceans of the order Cladocera, which swim by means of hairy branched antennaeSee also daphnia
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