Tanım
•relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing
Etimoloji
Etymology tree English gnaw Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English gnawer From gnaw + -er.