In a way that relates to or is characteristic of music; with regard to melody, harmony, or rhythm.
From 'musical' (relating to music, from Latin 'musica') + adverbial suffix '-ly.' The word has existed since at least the 1600s to describe things done with musical qualities.
The word 'musically' reveals something interesting about how we hear: a sound can be acoustically identical but seem different when we interpret it musically—our brains are constantly adding cultural meaning to raw sound waves.
Complete word intelligence in one call. Free tier — 50 lookups/day.