Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Of sound mind; mentally healthy.
  • adjective Having or showing sound judgment; reasonable.

from The Century Dictionary.

  • See sain.
  • Of sound mind; mentally sound: as, a sane person.
  • Sound; free from disorder; healthy: as, a sane mind; a sane project; sane memory (law).

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Being in a healthy condition; not deranged; acting rationally; -- said of the mind.
  • adjective 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.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Being in a healthy condition; not deranged; acting rationally; -- regarding the mind.
  • adjective 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; -- regarding persons.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective mentally healthy; free from mental disorder
  • adjective marked by sound judgment

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin sānus, healthy.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin sānus ("healthy; sane").

Examples

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