rodent Meaning, Definition & Usage

  1. noun relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing
    gnawer.

WordNet

Ro"dent adjective
Etymology
L. rodens, -entis, p. pr. of rodere to gnaw. See Rase, v. t., and cf. Rostrum.
Definitions
  1. Gnawing; biting; corroding; (Med.) applied to a destructive variety of cancer or ulcer.
  2. (Zoöl.) (a) Gnawing. (b) Of or pertaining to the Rodentia.
Ro"dent noun
Definitions
  1. (Zoöl.) One of the Rodentia.

Webster 1913