Rodent is defined as a small mammal that has a pair of incisor teeth that are constantly growing and that are used for gnawing.(noun)
A rat is an example of a rodent.
The definition of rodent is something gnawing, or something related to a small mammal with constantly growing incisor teeth used for gnawing.(adjective)
A trap intended to capture a mouse or a rat is an example of a rodent trap.
See rodent in Webster's New World College Dictionary
Origin: L rodens, prp. of rodere, to gnaw: see rat
See rodent in American Heritage Dictionary 4
Origin: From New Latin Rōdentia, order name
Origin: , from Latin rōdēns, rōdent-
Origin: , present participle of rōdere, to gnaw; see rēd- in Indo-European roots.
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