Longman Dictionary of Contemporary English homepage

Date: 1600-1700
Language: Dutch
Origin: kaketoe, from Malay kakatua, from kakak 'older brother or sister' + tua 'old'

cockatoo

 noun
     
cock‧a‧too [countable]
an Australian parrot with a lot of feathers on the top of its head
Definition from the Longman Dictionary of Contemporary English
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