: a small genus of widely distributed submerged marine herbs (family Hydrocharitaceae) having capillary stems, slender alternate leaves, and monoecious flowers destitute of perianth see ditch grass

Word History


New Latin, from Heinrich B. Ruppius (Rupp) †1719 German botanist + New Latin -ia

First Known Use

1770, in the meaning defined above

Time Traveler
The first known use of Ruppia was in 1770

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Cite this Entry

“Ruppia.” Dictionary, Merriam-Webster, Accessed 13 Jul. 2024.

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