2 definitions
for Dormouse
From The Collaborative International Dictionary of English v.0.48 :
Dormouse \Dor"mouse\, n.; pl. Dormice. [Perh. fr. F. dormir to
sleep (Prov. E. dorm to doze) + E. mouse; or perh. changed
fr. F. dormeuse, fem., a sleeper, though not found in the
sense of a dormouse.] (Zool.)
A small European rodent of the genus Myoxus, of several
species. They live in trees and feed on nuts, acorns, etc.;
-- so called because they are usually torpid in winter.
[1913 Webster]
From WordNet (r) 2.0 :
dormouse
n : small furry-tailed squirrel-like Old World rodent that
becomes torpid in cold weather
[also: dormice (pl)]