hammerhead

[ ham-er-hed ]
/ ˈhæm ərˌhɛd /

noun

the part of a hammer designed for striking.
a shark of the genus Sphyrna, especially S. zygaena, having the head expanded laterally so as to resemble a double-headed hammer, sometimes dangerous to swimmers.
Also called ham·mer·kop [ham-er-kop]. /ˈhæm ərˌkɒp/. a brown heronlike African bird, Scopus umbretta, having the head so crested as to resemble a claw hammer.
Slang. blockhead; dunce; lout.

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Question 1 of 11
Which of the following animal names traces its immediate origin to Portuguese?

Origin of hammerhead

First recorded in 1525–35; hammer + head

OTHER WORDS FROM hammerhead

ham·mer·head·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for hammerhead

British Dictionary definitions for hammerhead

hammerhead
/ (ˈhæməˌhɛd) /

noun

any shark of the genus Sphyrna and family Sphyrnidae, having a flattened hammer-shaped head
a heavily built tropical African wading bird, Scopus umbretta, related to the herons, having a dark plumage and a long backward-pointing crest: family Scopidae, order Ciconiiformes
a large African fruit bat, Hypsignathus monstrosus, with a large square head and hammer-shaped muzzle

Derived forms of hammerhead

hammerheaded, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012