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Phialidium

noun
Phi·​a·​lid·​i·​um | \ˌfīəˈlidēəm\

Definition of Phialidium 

: a widely distributed genus of hydrozoan medusae

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History and Etymology for Phialidium

New Latin, probably from Greek phialidion

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Dictionary Entries near Phialidium

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Phi Beta Kappa

Phi Bete

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