English dictionary

idiocy

/'/I/d/i//@/s/i/

Definitions, examples, synonyms and antonyms from WordNet 3.0.

noun

extreme mental retardation

noun.cognition

Synonyms amentia

Source: WordNet 3.0
The condition or quality of being an idiot; absence, or marked deficiency, of sense and intelligence.

noun

Source: webster1913