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rodent definition

ro·dent (rōd′'nt)

adjective

  1. gnawing
  2. of or like a rodent or rodents

Etymology: L rodens, prp. of rodere, to gnaw: see rat

noun

any of a very large order (Rodentia) of gnawing mammals, including rats, mice, squirrels, and beavers, characterized by constantly growing incisors adapted for gnawing or nibbling; esp., in popular usage, a rat or mouse

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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