attention deficit disorder
see definition of attention deficit disorderSynonyms for attention deficit disorder
noun learning disabilityRoget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.
Word Origin & History
(abbreviated ADD) became a diagnosis in the third edition of the "Diagnostic and Statistical Manual of Mental Disorders" (1980); expanded to attention deficit hyperactivity disorder ("the co-existence of attentional problems and hyperactivity, with each behavior occurring infrequently alone;" ADHD) in DSM-III (1987).