| megaderma | (n) type genus of the Megadermatidae, Syn. genus Megaderma |
| megadermatidae | (n) Old World false vampire bats, Syn. family Megadermatidae |
| big-eared bat | (n) large carnivorous Old World bat with very large ears, Syn. Megaderma lyra |
| Megaderm | n. [ Mega- + Gr. &unr_; skin. ] (Zool.) Any one of several species of Old World blood-sucking bats of the genus |