melody

 
Pronunciation: /ˈmɛlədi/

noun (plural melodies)

  • a sequence of single notes that is musically satisfying; a tune: he picked out an intricate melody on his guitar
  • [mass noun] the aspect of musical composition concerned with the arrangement of single notes to form a satisfying sequence: her great gift was for melody
  • the principal part in harmonized music: we have the melody and bass of a song composed by Strozzi
  • [mass noun] sweet music; tunefulness.

Origin:

Middle English (also in the sense 'sweet music'): from Old French melodie, via late Latin from Greek melōidia, from melos 'song'