melody

Etymology

From Middle English melodie, melodye, from Old French melodie, from Latin melodia, from Ancient Greek μελῳδίᾱ (melōidíā, “singing, chanting”), from μέλος (mélos, “musical phrase”) + ἀοιδή (aoidḗ, “song”), contracted form ᾠδή (ōidḗ).

noun

1. A sequence of notes that makes up a musical phrase
   Slowly she turned round and faced towards a neat white bungalow, set some way back from the path behind a low hedge of golden privet. No light showed, but someone there was playing the piano. The strange elusiveness of the soft, insistent melody seemed to draw her forward. 1954, Alexander Alderson, chapter 1, in The Subtle Minotaur