'Vespertiliones' definitions:

Definition of 'Vespertiliones'

From: GCIDE

Vespertiliones \Ves`per*til`i*o"nes\, n. pl. [NL.] (Zool.) A tribe of bats including the common insectivorous bats of America and Europe, belonging to Vespertilio and allied genera. They lack a nose membrane. [1913 Webster]