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Webster 1913 Edition

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Noun.

[NL., fr. Gr. [GREEK], an old name of Corinth.]

(Zoöl.)

A stage in the development of discophorous medusæ, when they first begin to swim about after being detached from the strobila. See

ephyra ‎(plural ephyrae)

An immature medusoid stage of a scyphozoan jellyfish once it breaks off from its segmenting polyp.