English dictionary

sane

/s/eI/n/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

adjective

mentally healthy; free from mental disorder

adj.all

Examples
Appears to be completely sane.

Antonyms insane

Source: WordNet 3.0
Being in a healthy condition; not deranged; acting rationally; -- said of the mind.

adjective

Source: webster1913