- Severe or complete loss of motor function on one side of the body; this condition is usually caused by brain diseases that are localized to the cerebral hemisphere opposite to the side of weakness; less frequently, brain stem lesions; cervical spinal cord diseases, peripheral nervous system diseases, and other conditions may manifest as hemiplegia.
Definition from: CRISP Thesaurus via Unified Medical Language System at the National Library of Medicine
- Paralysis of one side of the body resulting from disease or injury to the brain or spinal cord.
Definition from: Psychological Index Terms via Unified Medical Language System at the National Library of Medicine
- Total or partial paralysis of one side of the body that results from disease of or injury to the motor centers of the brain.
Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.
See also Understanding Medical Terminology.