modulation

noun

mod·​u·​la·​tion ˌmä-jə-ˈlā-shən 

1

: an inflection of the tone or pitch of the voice

specifically : the use of stress or pitch to convey meaning

2

: a regulating according to measure or proportion : tempering

3

: a change from one musical key to another by modulating

4

: the process of modulating a carrier or signal (as in radio)

also : the result of this process

Examples of modulation in a Sentence

Recent Examples on the Web

But the subtext beneath that façade, exposed through subtle modulations in Goswami’s and Rajwar’s performances, captures the shifting and conditional nature of Indian justice in chilling ways. —Siddhant Adlakha, Variety, 20 May 2024

While the spacecraft was still receiving and executing commands from Earth, the FDS was not communicating properly with a subsystem called the telemetry modulation unit (TMU). —Will Sullivan, Smithsonian Magazine, 23 Apr. 2024

Word History

First Known Use

1501, in the meaning defined at sense 1

Phrases Containing modulation

• amplitude modulation
• frequency modulation
• phase modulation

Kids Definition

modulation

noun

mod·​u·​la·​tion ˌmäj-ə-ˈlā-shən 

1

: an action of modulating

2

: the extent or degree by which something is modulated

3

: a change from one musical key to another by using a chord that is found in both keys

4

: the process of modulating a carrier wave or signal (as in radio)

also : the result of this process

Medical Definition

modulation

noun

mod·​u·​la·​tion ˌmäj-ə-ˈlā-shən 

1

: the act or process of modulating

2

: a reversible change in histological structure due to physiological factors