modulation

noun
UK: /ˌmɒdjʊˈleɪʃən/
US: /ˌmɑːdʒəˈleɪʃən/

  1. A change in the quality of something.

    1. The song uses modulation to create interest.
    2. Careful modulation of the light prevented harsh shadows in the photograph.

  2. The act of changing something, such as a signal or sound wave, in order to transmit information.

    1. Modulation is key to radio communication.
    2. Digital modulation techniques improve data transmission efficiency and reliability.

  3. The process of varying the amplitude, frequency, or phase of a carrier wave in accordance with the instantaneous value of a modulating signal.

    1. FM modulation is used in radio broadcasting.
    2. The modulation scheme affects the data rate and the robustness of the communication system.

Synonyms

adjustment variation alteration modification change inflection
modulation verb

  1. To adjust or vary something.

    1. She modulates her voice to keep attention.
    2. The teacher modulates the pace of the lesson to suit the students' needs.

  2. To change the amplitude, frequency, or phase of a carrier wave.

    1. The device can modulate radio waves.
    2. Engineers modulate the signal to transmit data effectively over long distances.

Frequently Asked Questions

The word "modulation" in English means: A change in the quality of something., The act of changing something, such as a signal or sound wave, in order to transmit information., The process of varying the amplitude, frequency, or phase of a carrier wave in accordance with the instantaneous value of a modulating signal..

The phonetic transcription of "modulation" is /ˌmɒdjʊˈleɪʃən/ in British English and /ˌmɑːdʒəˈleɪʃən/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "modulation": adjustment, variation, alteration, modification, change, inflection.

Example usage of "modulation": "The song uses modulation to create interest.". More examples on the page.