sand dollar

noun

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

Illustration of sand dollar

Illustration of sand dollar

Examples of sand dollar in a Sentence

Recent Examples on the Web Built in 1979 by John Covert Watson, a protégé of Frank Lloyd Wright, the one-of-a-kind biomorphic structure was designed as a second residence for artist Eugenia Hunt and is capped by a circular roof that, from the air, looks almost exactly like a sand dollar. Demetrius Simms, Robb Report, 12 July 2024 In fact, most aquatic invertebrates and all echinoderms (sea stars, sea urchins, sea cucumbers, and sand dollars) start life as planktonic larvae before growing into the adult form we’re used to seeing. Jennifer Adler, Vox, 7 July 2024 Tigertail, located on Marco Island, is known for its conch shells, sand dollars, and occasional shark teeth. Jp Shaffer, Miami Herald, 29 Mar. 2024 Some of the best beaches to search for conch shells, sand dollars, and other treasures are the Ten Thousand Islands, Sanibel Island, Tiger Tail, Caladesi Island State Park, Shell Island, and Jupiter Island. Jp Shaffer, Miami Herald, 2 Apr. 2024 See all Example Sentences for sand dollar 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sand dollar.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1884, in the meaning defined above

Time Traveler
The first known use of sand dollar was in 1884

Dictionary Entries Near sand dollar

Cite this Entry

“Sand dollar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sand%20dollar. Accessed 27 Jul. 2024.

Kids Definition

sand dollar

noun
: any of various round flat sea urchins that usually live in shallow water and on sandy bottoms

More from Merriam-Webster on sand dollar

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!