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[ verb ] use or exercise the mind or one's power of reason in order to make inferences, decisions, or arrive at a solution or judgments

Synonyms

think cogitate

Examples

"I've been thinking all day and getting nowhere"

Used in print

(Time, 77: 3...)

Meanwhile , after 24 years in the Senate , Rhode_Island 's durable Democrat_Theodore_Francis_Greene - having walked , swum and cerebrated himself to the hearty age of 93 - left that august body ( voluntarily , because he could surely have been re-elected had he chosen to run again last November ) , as the oldest man ever to serve in the Senate .

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