verb, -lat⋅ed, -lat⋅ing.| 1. | to regulate by or adjust to a certain measure or proportion; soften; tone down. |
| 2. | to alter or adapt (the voice) according to the circumstances, one's listener, etc. |
| 3. | Music.
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| 4. | Telecommunications. to cause the amplitude, frequency, phase, or intensity of (a carrier wave) to vary in accordance with a sound wave or other signal, the frequency of the signal wave usually being very much lower than that of the carrier. |
| 5. | Telecommunications.
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| 6. | Music. to pass from one key to another: to modulate abruptly from A to B flat. |
modulate
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| modulate (mŏj'ə-lāt') Pronunciation Key
To vary the amplitude, frequency, or some other characteristic of a signal or power source. See also amplitude modulation, frequency modulation. |