hemiplegia

from WordNet (r) 3.0 (2006)

hemiplegia
    n 1: paralysis of one side of the body [syn: {hemiplegia},
         {unilateral paralysis}]

from The Collaborative International Dictionary of English v.0.48

Hemiplegia \Hem`i*ple"gi*a\, n.[NL., fr. Gr. ?; ? half + ? a
   stroke; cf. F. h['e]miplagie.] (Med.)
   A palsy that affects one side only of the body. --
   {Hem`i"pleg"ic}, a.
   [1913 Webster]