Final answer:
Hemiplegia refers to paralysis on one side of the body, often caused by a stroke or spinal cord injury.
Step-by-step explanation:
Paralysis on one side of the body is called hemiplegia. Hemiplegia refers to the paralysis of one side of the body, typically caused by a stroke or spinal cord injury. This condition affects movement and sensation on the affected side, which can include the arm, leg, and face.