Definitions
1.VerbTo regulate, adjust or adapt.
To change the pitch, intensity or tone of one's voice or of a musical instrument.
To vary the amplitude, frequency or phase of a carrier wave in proportion to the amplitude etc of a source wave (such as speech or music).
To move from one key or tonality to another, especially by using a chord progression.
2.VerbTo change the pitch, intensity or tone of one's voice or of a musical instrument.
3.VerbTo vary the amplitude, frequency or phase of a carrier wave in proportion to the amplitude etc of a source wave (such as speech or music).
4.VerbTo move from one key or tonality to another, especially by using a chord progression.