abrocome
noun
ab·ro·come
ˈabrəˌkōm
plural -s
: either of two ratlike hystricomorph rodents having fine soft fur and large rounded ears and constituting a genus (Abrocoma) restricted to the Andes mountains
called also rat chinchilla
Word History
Etymology
borrowed from New Latin Abrocoma, borrowed from Greek habrós "graceful, delicate" + kómē "hair"
First Known Use
circa 1911, in the meaning defined above