Conditions characterized by language abilities (comprehension and expression of speech and writing) that are below the expected level for a given age, generally in the absence of an intellectual impairment. These conditions may be associated with DEAFNESS; BRAIN DISEASES; MENTAL DISORDERS; or environmental factors
Language Development Disorders -- classification. : Preschool children with inadequate communication : developmental language disorder, autism, low IQ / edited by Isabelle Rapin on behalf of the Autism and Language Disorders Nosology Project
Language Development Disorders -- economics : Increasing Language Skills of Students from Low-Income Backgrounds : Practical Strategies for Professionals / Celeste Roseberry-McKibbin, PhD
The gradual expansion in complexity and meaning of symbols and sounds as perceived and interpreted by the individual through a maturational and learning process. Stages in development include babbling, cooing, word imitation with cognition, and use of short sentences
