NOUN (1)

1. a person who has epilepsy;


ADJECTIVE (1)

1. of or relating to or characteristic of epilepsy;
- Example: "epileptic seizure"

The Collaborative International Dictionary of English v.0.48:

Epileptic \Ep`i*lep"tic\, a. [L. epilepticus, Gr. ? : cf. F.
   ['e]pileptique.]
   Pertaining to, affected with, or of the nature of, epilepsy.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Epileptic \Ep`i*lep"tic\, n.
   1. One affected with epilepsy.
      [1913 Webster]

   2. A medicine for the cure of epilepsy.
      [1913 Webster]

WordNet (r) 3.0 (2006):

epileptic
    adj 1: of or relating to or characteristic of epilepsy;
           "epileptic seizure"
    n 1: a person who has epilepsy

Moby Thesaurus II by Grady Ward, 1.0:

53 Moby Thesaurus words for "epileptic":
   allergic, anemic, apoplectic, arthritic, bilious, cancerous, case,
   chlorotic, colicky, consumptive, dropsical, dyspeptic, edematous,
   encephalitic, incurable, inpatient, invalid, laryngitic, leprous,
   luetic, malarial, malignant, measly, nephritic, neuralgic,
   neuritic, outpatient, palsied, paralytic, patient, phthisic,
   pleuritic, pneumonic, pocky, podagric, rachitic, rheumatic,
   rickety, scorbutic, scrofulous, shut-in, sick person, spastic,
   sufferer, tabetic, tabid, terminal case, the sick, tubercular,
   tuberculous, tumorigenic, tumorous, valetudinarian