modulating Definition

modulate
verb modulated, modulating

1. technical
To alter the tone or volume of (a sound, or one's voice).
Thesaurus: adjust, alter, attune, balance, inflect, moderate, accentuate, regulate, tune, vary, lower, soften; Antonym: increase, raise.
2. formal
To change or alter.
intr
3. music.
To pass from one key to another with a linking progression of chords.
Form: modulate to something (often)
Form: modulate into something
4. radio.
To cause modulation of a carrier wave.
5. physics.
To vary the velocity of electrons in an electron beam.

Derivative: modulator
noun

A person or device that modulates.

Etymology: 17c: from Latin modulari, modulatus to regulate.