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thinker

[ thing-ker ]
/ ˈθɪŋ kər /
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noun
a person who thinks, as in a specified way or manner: a slow thinker.
a person who has a well-developed faculty for thinking, as a philosopher, theorist, or scholar: the great thinkers.
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Origin of thinker

First recorded in 1400–50, thinker is from the late Middle English word thenkare.See think1, -er1

OTHER WORDS FROM thinker

non·think·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use thinker in a sentence

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