English dictionary

insane

/I/n's/eI/n/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

adjective

afflicted with or characteristic of mental derangement

adj.all

Examples
Was declared insane.

Insane laughter.

Antonyms sane

Source: WordNet 3.0
Exhibiting unsoundness or disorder of mind; not sane; mad; deranged in mind; delirious; distracted. See <u>Insanity</u>, 2.

adjective

Source: webster1913