Source : Webster's Revised Unabridged Dictionary (1913)

Melodize \Mel"o*dize\, v. t. [imp. & p. p. {Melodized}; p. pr. &
   vb. n. {Melodizing}.]
   To make melodious; to form into, or set to, melody.

Melodize \Mel"o*dize\, v. i.
   To make melody; to compose melodies; to harmonize.

Source : WordNet®

melodize
     v : supply a melody for [syn: {melodise}]