Definition of autisms:
(n) :
(clinical psychology) A pervasive neurological condition that is observable in early childhood and persists throughout the lifespan, characterised by atypical communication patterns (e.g., differences in body language or eye contact), delayed language development, and sensory processing sensitivities.
(n) :
(loosely) Synonym of autism spectrum; a range of disorders.
(n) :
(Internet slang, offensive, derogatory or self-deprecatory) Abnormal and unhealthy focus or persistence, stereotypically coupled with low self-awareness and unhealthy hatred of opposition or criticism.
(n) :
(clinical psychology, obsolete) A diagnosis involving a pathological tendency to engage in self-centered fantasy thinking, historically considered a symptom of insanity or schizophrenia.