Source : Webster's Revised Unabridged Dictionary (1913)

Murine \Mu"rine\, a. [L. murinus, from mus, muris, mouse: cf. F.
   murin.] (Zo["o]l.)
   Pertaining to a family of rodents ({Murid[ae]}), of which the
   mouse is the type.

Source : WordNet®

Muridae
     n : originally Old World rats now distributed worldwide;
         distinguished from the Cricetidae by typically lacking
         cheek pouches [syn: {family Muridae}]