A communication disorder is a disease or condition that partially or totally prevents human communication. The defect can be in producing, receiving or understanding the communication.

Examples of communication disorders:

• autism — a developmental defect that affects understanding of emotional communication
• aphasia — loss of the ability to produce or comprehend language
• Learning disability – Both speaking and listening components of the definition
• Dysnomia – Deficit involving word retrieval
• Asperger Syndrome – Areas of social and pragmatic language
• Semantic Pragmatic Disorder – Challenges with the semantic and pragmatic aspects of language
• blindness — a defect of the eye or visual system
• deafness — a defect of the ear or auditory system
• dyslexia — a defect of the systems used in reading
• dyscalculia — a defect of the systems used in communicating numbers
• expressive language disorder — affects speaking and understanding where there is no delay in non-verbal intelligence.
• mixed receptive-expressive language disorder — affects speaking, understanding, reading and writing where there is no delay in non-verbal intelligence.
• speech disorders such as
  • cluttering, a speech organization disorder
  • stuttering
  • oesophageal voice
  • speech sound disorder
  • specific language impairment
  • dysarthria

See also:

• Glossary of medical terms related to communications disorders

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