starfish

noun

star·​fish ˈstär-ˌfish How to pronounce starfish (audio)
: any of a class (Asteroidea) of echinoderms that have a body of usually five arms radially arranged about a central disk and feed largely on mollusks (such as oysters)

called also sea star

Examples of starfish in a Sentence

Recent Examples on the Web
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Leadership Lessons from the Sea Star Sea stars, also known as starfish, play a surprising yet critical role in their ecosystems. Scott Hutcheson, Forbes, 7 Jan. 2025 The rarest sighting of the day, however, was a giant starfish known as a sunflower sea star — its 20 or so arms can span three feet. Kevin West, Travel + Leisure, 4 Jan. 2025 As a little boy, Richard smiles at the camera – wearing a captain’s hat, dressed in a Ranger Station uniform, displaying a science award, feeding a goat, clutching a starfish, wearing a crisp, white karate gi. Carol Marbin Miller, Miami Herald, 2 Jan. 2025 Jupiter Dive Center offers snorkeling tours near the Jupiter Lighthouse inlet to see starfish, crabs, and maybe a manatee passing through. Lisa Cericola, Southern Living, 3 Jan. 2025 See all Example Sentences for starfish 

Word History

First Known Use

1538, in the meaning defined above

Time Traveler
The first known use of starfish was in 1538

Dictionary Entries Near starfish

Cite this Entry

“Starfish.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/starfish. Accessed 19 Feb. 2025.

Kids Definition

starfish

noun
star·​fish ˈstär-ˌfish How to pronounce starfish (audio)
: any of a class of echinoderms that have five arms arranged evenly around a central disk and feed largely on mollusks (as oysters)

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