Definition of olivella
1 capitalized : a genus of small marine snails (family Olividae) having an operculum and a smooth shining shell formerly used by some Indians of the Pacific coast of North America as money and for ornament — compare olive shell
2 plural -s : any shell or animal of the genus Olivella
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Origin and Etymology of olivella
New Latin, diminutive of Latin oliva olive — more at olive
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