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English definition of “sane”

sane

adjective     /seɪn/
C2 having a healthy mind and not mentally ill : In the doctor's opinion he was sane at the time of the murder .humorous The only thing which keeps me sane after a hard day in the office is jogging !Healthiness of mind C2 showing good judgment and understanding : It was a sane decision and one we all respected .
(Definition of sane adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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