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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Recent Examples of sand dollar from the Web
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Sea stars are more closely linked with sand dollars and sea urchins.
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Here, from a sand dollar–strewn beach to the conch salad not to be missed, the native islander sounds off on the very best of the Bahamas.
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They were surrounded by thousands of tiny sand dollars.
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The sand dollar that washed up on Olga Bay, above, home of a seaplane base.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sand dollar.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Illustration of sand dollar
First Known Use of sand dollar
1884
SAND DOLLAR Defined for English Language Learners
sand dollar
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
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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