whale shark

noun

: a shark (Rhincodon typus) of warm waters that has small teeth, feeds chiefly on plankton strained by its gill rakers, may sometimes attain a length of up to 60 feet (18.3 meters), and is the largest known fish

Examples of whale shark in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Ari Atoll is one of the best places in the Maldives for whale shark diving, so the resort offers more than just beautiful beaches. Jim Dobson, Forbes.com, 27 May 2026 From July to October, spot whale sharks and manta rays flocking by the hundreds, or save your trip for November through April to enjoy its dry season, with minimal rainfall, abundant sunshine (eight hours of sun per days’ worth), and high visibility for divers. Skyli Alvarez, Condé Nast Traveler, 17 May 2026 The fish have been found in the gills and cloacal openings of whale sharks and the mouths of lemon sharks. Jackie Flynn Mogensen, Scientific American, 11 May 2026 After being rescued from a Taiwanese fish market several years ago, Yushan is the only whale shark in captivity in the Western Hemisphere, according to aquarium officials. CBS News, 8 May 2026 See All Example Sentences for whale shark

Word History

First Known Use

circa 1885, in the meaning defined above

Time Traveler
The first known use of whale shark was circa 1885

Browse Nearby Words

Cite this Entry

“Whale shark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/whale%20shark. Accessed 4 Jun. 2026.

Kids Definition

whale shark

noun
: a harmless shark of warm waters that feeds chiefly on plankton, may sometimes grow to a length of up to 60 feet (18.3 meters), and is the largest known fish

More from Merriam-Webster on whale shark

Love words? Need even more definitions?

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

More from Merriam-Webster