Definition of "sane" in English

adjective

1. Being in a healthy condition; not deranged; thinking rationally.

   • a sane mind

2. Mentally sound; possessing a rational mind; having the mental faculties in such condition as to be able to anticipate and judge the effect of one's actions in an ordinary manner.

   • a sane person

3. Rational; reasonable; sensible.

   • Try to go to bed at a sane time before your exams.