1. Being in a healthy condition; not deranged; acting rationally; -- said of the mind.
2. Mentally sound; possessing a rational mind; having the mental faculties in such condition as to be able to anticipate and judge of the effect of one's actions in an ordinary maner; -- said of persons.
Syn: -- Sound; healthy; underanged; unbroken.
adj 1: mentally healthy; free from mental disorder; "appears to be
completely sane" [ant: insane]
2: marked by sound judgment; "sane nuclear policy" [syn: reasonable]