'Ephyra' definitions:
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Ephyra \Eph"y*ra\, n. [NL., fr. Gr. ?, an old name of Corinth.]
(Zo["o]l.)
A stage in the development of discophorous medus[ae], when
they first begin to swim about after being detached from the
strobila. See Strobila.
[1913 Webster]
