"paralysis of the lower half of the body," 1650s, Latinized form of (Ionic) Greek paraplegie "paralysis of one side of the body," from paraplessein "strike at the side," paraplessesthai "be stricken on one side," from para- "beside" (see para- (1)) + plessein "to strike" (see plague (n.)).[paraplegia etymology, paraplegia origin, 英语词源]