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Definition of Ephyra
1. n. A stage in the development of discophorous medusæ, when they first begin to swim about after being detached from the strobila. See Strobila.
Definition of Ephyra
1. Noun. An immature medusoid stage of a scyphozoan jellyfish once it breaks off from its segmenting polyp. ¹
¹ Source: wiktionary.com
Medical Definition of Ephyra
1.