ephyra
noun
eph·y·ra
ˈefərə
plural ephyrae
-ˌrē
or ephyras : a free-swimming larva of a scyphozoan jellyfish formed by transverse fission of a scyphistoma and growing into a medusa compare strobila
Word History
Etymology
New Latin, from Ephyra, a nymph, from Latin, from Greek