MELODY - A series of individual pitches one occuring after another in order that the composite order of pitches constitutes a recognizable entity. Melody is the horizontal aspect of music.

A text summary of the clickable map above, meant for web-crawlers and other automatic tools:
Modern melody may have notation
Modern melody may have temporal unit beat
Modern melody is series of tones in time
Modern melody has source scale
Modern melody has source mode
Modern melody has element Modern rhythm
Modern melody has timbral resource modern instruments
Modern melody is component of modern tonality
Modern melody expresses emotion
Modern melody has assignment serialism
Modern melody is element of Modern Music