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bonnethead

American  
[bon-it-hed] / ˈbɒn ɪtˌhɛd /

noun

  1. a hammerhead shark, Sphyrna tiburo, found in shallow waters from Brazil to Massachusetts, having a spade-shaped head.


Etymology

Origin of bonnethead

An Americanism dating back to 1875–80; bonnet + head

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Smaller hammerhead species such as the scalloped bonnethead, scoophead, and Pacific bonnethead have been devastated by overfishing, leaving so few that researchers struggle to find or study them.

From Science Daily Nov. 8, 2025

This is often reported in captive animals, including the bonnethead shark, where animals are kept in single-sex enclosures.

From Scientific American Jun. 9, 2023

The menus lean toward seafood, which is no surprise, given the proximity of the Gulf; a specialty in Campeche is pan de cazon, a combination of corn tortillas, habanero sauce and bonnethead shark.

From Washington Post Apr. 1, 2022

But the bonnethead has the same short intestines as its hammerhead relatives, not the longer guts that plant eaters use to digest fibrous material.

From Science Magazine Jan. 7, 2018

“They look pretty fierce but they are somewhat docile,” Sarasota Mayor Richard Clapp said of the bonnethead sharks, which eat crustaceans and small fish, not politicians.

From New York Times Mar. 22, 2010

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