Meaning of Melodie in French Baby Names: Melody is the meaning of the name Melodie in French Baby Names. It may also be used as a noun to mean a song or musical piece. Melody is the English and Welsh version of the Greek name μελωδία (melōdia), which means "sweet melody". The name was very popular with children of Roman Britain because it was used by the early English poets for their poems that were set to music. The first syllable of melody is often used as a prefix, such as melodicist, melodeon, melanconic, melanoma. It can also be used as an adjective, such as melodic, melodious, or monophonic (only one note at a time). The second part of the name -die- is derived from the Latin word dierum, meaning "of days". This is because originally music notes were listed by day of the week, so Monday's note would be D, Tuesday E, etc. Thus the full meaning of Melody in French is "sweet melody of days" or "pleasant song of days".