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nounsmall New World burrowing mouselike rodents with fur-lined cheek pouches and hind limbs and tail adapted to leaping; adapted to desert conditions: pocket mice; kangaroo mice; kangaroo rats
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Definition that contains heteromyidae
- kangaroo rat any of various leaping rodents of desert regions of North America and Mexico; largest members of the family Heteromyidae
- desert rat any of various leaping rodents of desert regions of North America and Mexico; largest members of the family Heteromyidae
- dipodomys phillipsii any of various leaping rodents of desert regions of North America and Mexico; largest members of the family Heteromyidae