sand dollar

noun

Definition of sand dollar

:any of numerous flat circular sea urchins (order Clypeasteroida) that live chiefly in shallow water on sandy bottoms

Illustration of sand dollar

First Known Use of sand dollar

1884


SAND DOLLAR Defined for English Language Learners

sand dollar

noun

Definition of sand dollar for English Language Learners

  • : the round, flat shell of a small sea animal; also : the small sea animal itself


SAND DOLLAR Defined for Kids

sand dollar

noun

Definition of sand dollar for Students

:a flat round sea urchin

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