It is not to be confused with Price elasticity of supply. Price elasticity of demand (PED or Ed) is a measure used in economics to show the responsiveness, or elasticity, of the quantity demanded of a good or service to a change in its price, ceteris paribus.
Resolution in western tonal music theory is the move of a note or chord from dissonance (an unstable sound) to a consonance (a more final or stable sounding one).
n. pl. aÂ·toÂ·nalÂ·iÂ·ties Music. 1. The absence of a tonal center and of harmonies derived from a diatonic scale corresponding to such a center; lack of tonality. 2. A style of composition that lacks such a tonal center and its derived harmonies.