Source : Webster's Revised Unabridged Dictionary (1913)

Medicament \Med"i*ca*ment\, n. [L. medicamentum, fr. medicare,
   medicari, to heal: cf. F. m['e]dicament. See {Medicable}.]
   Anything used for healing diseases or wounds; a medicine; a
   healing application.

Source : WordNet®

medicament
     n : (medicine) something that treats or prevents or alleviates
         the symptoms of disease [syn: {medicine}, {medication}, {medicinal
         drug}]