Ephydatia

noun
Eph·​y·​da·​tia | \ ˌefəˈdāsh(ē)ə\

Definition of Ephydatia

: a common genus of freshwater encrusting sponges (family Spongillidae) often bright green from included symbiotic algae

History and Etymology for Ephydatia

New Latin, from Greek, feminine of ephydatios of the water, in the water, from epi- + hydat-, hydōr water

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