rodent
/ˈroʊdənt/
noun
- A small mammal with strong front teeth that grow continuously, used for gnawing, such as a mouse, rat, squirrel, or beaver.
- A mouse is a common rodent that can be found in many homes.
- Beavers are large rodents that build dams in rivers and streams.
- The pet store sells food and bedding for small rodents like hamsters and gerbils.