'Vespertilio altivolans' definitions:

Definition of 'Vespertilio altivolans'

From: GCIDE

Noctule \Noc"tule\ (?; 135), n. [F., fr. L. noctua a night owl, fr. nox, noctis, night.] (Zool.) A large European bat (Vespertilio altivolans syn. Noctulina altivolans). [1913 Webster]