any of a genus (Nyctalus) of bats; esp., a large brown species (N. noctula) of Europe and the British Isles
Origin of noctuleFrench from Vulgar Latin an unverified form noctula, owl, bat, diminutive from Classical Latin noctua: see noctuid
Any of various large insectivorous bats of the genus Nyctalus, found in Eurasia and North Africa and typically dwelling in the hollows of trees or in buildings.
Origin of noctuleFrench from Italian nottola bat, owl from Late Latin noctula from Latin diminutive of noctua night owl ; see nekw-t- in Indo-European roots.
- A bat, of the genus Nyctalus, that lives in tree hollows.
New Latin, from noctua (“owl") + -ulus (“diminutive")