spastic

(noun) a person suffering from spastic paralysis.

(adj) relating to or characterized by spasm. Examples: "A spastic colon." "Spastic paralysis is a spastic form of cerebral palsy."

(adj) suffering from spastic paralysis. Example: "A spastic child."

(adj) affected by involuntary jerky muscular contractions; resembling a spasm. Synonyms: convulsive, spasmodic. Examples: "Convulsive motions." "His body made a spasmodic jerk." "Spastic movements."