Zostera

noun
Zos·​te·​ra | \zäˈstirə\

Definition of Zostera 

: a small genus of widely distributed marine plants (family Potamogetonaceae) with branching stems, distichous leaves, and monoecious flowers that are borne in a spadix — see eelgrass

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History and Etymology for Zostera

New Latin, from Greek zōstēr girdle, a seaweed

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