cockatoo

noun

cock·​a·​too ˈkä-kə-ˌtü How to pronounce cockatoo (audio)
plural cockatoos
: any of various large noisy chiefly Australasian crested parrots (family Cacatuidae and especially genus Cacatua)

Illustration of cockatoo

Illustration of cockatoo

Examples of cockatoo 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.
Leaves may be flat or wavy or even cylindrical and shaped like tusks, arranged in a configuration like a fan, or maybe a pineapple top or the most emphatic of cockatoo’s crests. The New York Times News Service Syndicate, San Diego Union-Tribune, 25 Oct. 2025 Among the most intriguing of these was a woman with a white cockatoo perched on her shoulder. New York Times, 19 Oct. 2025 Meanwhile, primeval rainforests murmur with ancient secrets—thick with strangler figs and screeching cockatoos. Lewis Nunn, Forbes.com, 14 Aug. 2025 However, the cockatoos in the study exhibited considerable variation in their dance movements. Jennifer Ouellette, ArsTechnica, 6 Aug. 2025 See All Example Sentences for cockatoo

Word History

Etymology

Dutch kaketoe, from Malay kakatua

First Known Use

1634, in the meaning defined above

Time Traveler
The first known use of cockatoo was in 1634

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Cite this Entry

“Cockatoo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cockatoo. Accessed 5 Nov. 2025.

Kids Definition

cockatoo

noun
cock·​a·​too ˈkäk-ə-ˌtü How to pronounce cockatoo (audio)
plural cockatoos
: any of various large noisy usually showy chiefly Australasian parrots that have a bunch of feathers on the head

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