n. muscular weakness that affects only one side of the body
The Century Dictionary and Cyclopedia
n. Paresis of one lateral half of the body.
Word Usage
"The Children's Hemiplegia and Stroke Association (CHASA) was incorporated in 1999 to provide assistance, information and counseling to families of children who have hemiplegia, hemiparesis, or childhood stroke.www. hemikids.org"