Definition of sand dollar
:any of numerous flat circular sea urchins (order Clypeasteroida) that live chiefly in shallow water on sandy bottoms
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sand dollar
noun
From the M-W Editors
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
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: 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
Learn More about sand dollar
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See words that rhyme with sand dollar Britannica.com: Encyclopedia article about sand dollar
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