: a genus of bivalve mollusks comprising those oysters that discharge their reproductive products directly into the water and have no larval development in the gills of the parent, and now usually including the Virginia oyster compare gryphaea sense 1, ostrea

Word History


New Latin, from Latin crassus thick, fat + ostrea oyster

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Dictionary Entries Near Crassostrea

Cite this Entry

“Crassostrea.” Dictionary, Merriam-Webster, Accessed 28 May. 2024.

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