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).
Music. a melody or counterpoint accompanying a simple musical theme and usually written above it. (in part music) the soprano. a song or melody. a variation upon anything; comment on a subject. Music (chiefly British) . soprano: a descant recorder. treble: a descant viol. Music. to sing.