the education of children who deviate socially, mentally, or physically from the average to such an extent that they require major modifications of usual school practices. The children include the gifted, the mentally retarded, the emotionally disturbed, those with impairments of vision, hearing, or speech, and those with orthopedic and neurological handicaps.
SPECIAL EDUCATION
Meaning of SPECIAL EDUCATION in English
Britannica English vocabulary. Английский словарь Британика. 2012