from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various mammals of the order Rodentia, such as a mouse, rat, squirrel, or beaver, characterized by large incisors adapted for gnawing or nibbling.
- adj. Gnawing.
- adj. Of or relating to rodents.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A mammal of the order Rodentia, characterized by long incisors that grow continuously and are worn down by gnawing.
from the GNU version of the Collaborative International Dictionary of English
- adj. Gnawing; biting; corroding; (Med.) applied to a destructive variety of cancer or ulcer.
- adj. Gnawing.
- adj. Of or pertaining to the Rodentia.
- n. One of the Rodentia.
from The Century Dictionary and Cyclopedia
- Gnawing, as certain mammals; habitually feeding upon vegetable substances, which are gnawed or bitten first with the front teeth; pertaining to the Rodentia, Rosores, or Glires, or having their characters; gliriform.
- n. A member of the order Rodentia, Rosores, or Glires; a rodent mammal; a gnawer.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing
From New Latin Rōdentia, order name, from Latin rōdēns, rōdent-, present participle of rōdere, to gnaw; see rēd- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin rōdēns ("gnawer; one who gnaws"), present participle of rōdō ("I gnaw"). (Wiktionary)