Wordnet 3.0
NOUN (1)
1. 
 a person who has paraplegia (is paralyzed from the waist down); 
ADJECTIVE (1)
1. 
 suffering complete paralysis of the lower half of the body usually resulting from damage to the spinal cord; 
The Collaborative International Dictionary of English v.0.48:
Paraplegia \Par`a*ple"gi*a\, Paraplegy \Par"a*ple`gy\, n. [NL.
   paraplegia, fr. Gr. ? hemiplegia, fr. ? to strike at the
   side; para` beside + ? to strike: cf. F. parapl['e]gie.]
   (Med.)
   Palsy of the lower half of the body on both sides, caused
   usually by disease of the spinal cord. -- Par`a*pleg"ic, a.
   [1913 Webster]
WordNet (r) 3.0 (2006):
paraplegic
    adj 1: suffering complete paralysis of the lower half of the
           body usually resulting from damage to the spinal cord
    n 1: a person who has paraplegia (is paralyzed from the waist
         down)