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thinker | meaning of thinker in Longman Dictionary of Contemporary English | LDOCE

Word family (noun) think rethink thinker thinking the unthinkable (adjective) thinkableunthinkable thinkingunthinking (verb) think rethink (adverb) unthinkingly

From Longman Dictionary of Contemporary EnglishRelated topics: Philosophythinkerthink‧er /ˈθɪŋkə $ -ər/ ●○○ noun [countable]    1 RPTHINK ABOUTsomeone who thinks carefully about important subjects such as science or philosophy, especially someone who is famous for thinking of new ideas  great thinkers such as Kant and Schopenhauer2 an independent/positive/free etc thinkerExamples from the Corpusthinkerthinkers such as Sartre and CamusBinh was a man of ideas, a thinker ahead of his times.Barney was an advanced thinker, a believer in catharsis.But most religious thinkers accommodated themselves fairly rapidly to the basic concept of evolution.You're one of the world's thinkers.No serious thinker can make a valid argument that to discriminate based on species is acceptable.The thinker enters the mind of the other as an observer not as an actor.Our society values thinkers and is quite good at training thinkers.For others, the review simply proved that obesity researchers are yo-yo thinkers.Thinker, TheThe ThinkerThink‧er, The /ˈθɪŋkə $ -ər/    a sculpture by Auguste Rodin of a man sitting and thinking with his elbow on his knee and his chin on his hand