any of a diverse group of scampering, digging, or jumping rodents of the family Cricetidae, including the gerbils, hamsters, field mice, deer mice, voles, lemmings, muskrats, and several wood and field rats.
Origin: 1955–60; < Neo-Latin Cricetidae, equivalent to Cricet(us) a genus, including the common hamster (Medieval Latin: hamster, perhaps < Czech křeček) + -idae-id2