i Register
In some senses, night-bat is marked as literary. Watch for register when choosing this word.
noun
A (night-flying) bat.
there were found divers populous nations, in farre differing climates, that lived upon them; made provision of them, and carefully fed them; as also of grasse-hoppers, pissemires, lizards, and night-bats [translating chauvessouriz].
A ghost, an evil spirit.
A large nocturnal moth.