quadriplegic UK /ˌkwɒd.ɹɪˈp(ə)liː.dʒɪk/US /ˌkwɑdɹɪˈp(ə)lid͡ʒɪk/adjective 1noun 1forms 1 adjective1 •Of, related to, or suffering from quadriplegia. noun1 •One who suffers from quadriplegia.Their life together changed on November 13, 1983, when Kowalski was involved in a car accident that left her a quadriplegic. — 1985 formsquadriplegics