mod·​u·​la·​tion | \ ˌmä-jə-ˈlā-shən How to pronounce modulation (audio) \

Definition of modulation

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 What made his music special was in the cleverness of his syntax, the modulation of his voice, the depth of his grooves. Paul Thompson, Vulture, "Rap’s Most Imaginative Roads Lead Back to Shock G," 26 Apr. 2021 Sound designer Andrew Gutierrez also adds aural interest to the recording with subtle tones, sound effects and digital voice modulation for each character. San Diego Union-Tribune, "Review: SDSU-born audio theater company makes strong debut with ‘Homecoming’," 21 Apr. 2021 Ozick, who turns ninety-three on April 17, remains similarly in command of voice and its modulation., "Making sense of the past in ‘Antiquities’," 15 Apr. 2021 The new solution introduced the possibility of completely eliminating the amplification and modulation as separate steps in the transmission process. Gary Fowler, Forbes, "Quantum Tunneling Opens New Paths Of Exploration In Wireless Communications," 17 Mar. 2021 Traditionally, information is transferred through wireless networks through high-frequency electromagnetic waves and into the shape of bits sequenced discretely — a technique otherwise identified as signal modulation. Gary Fowler, Forbes, "Quantum Tunneling Opens New Paths Of Exploration In Wireless Communications," 17 Mar. 2021 This technique, called modulation, is implicit in the design of turn signals and blinking bike lights: regular, periodic signals are much more visible against ever-present background noise than constant ones. Ben Brubaker, Scientific American, "Physicists Measure the Gravitational Force between the Smallest Masses Yet," 10 Mar. 2021 The gray area has become a place of toxicity and complicity because many Black and brown people are at their wit’s end and no longer have the time or patience for nuance and modulation — two things that seemed to be among Jordan’s greatest gifts. Washington Post, "Vernon Jordan made being a Black man in America look effortless," 2 Mar. 2021 The Company is focused on developing drugs based on selective allosteric modulation of CNS synaptic and extrasynaptic receptors. Forbes Quant Trader, Forbes, "New Buy Alert: Biotech Focused On Brain Health Looks Attractive," 2 Mar. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'modulation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of modulation

1501, in the meaning defined at sense 1

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Time Traveler for modulation

Time Traveler

The first known use of modulation was in 1501

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Statistics for modulation

Last Updated

1 May 2021

Cite this Entry

“Modulation.” Dictionary, Merriam-Webster, Accessed 13 May. 2021.

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More Definitions for modulation


mod·​u·​la·​tion | \ ˌmäj-ə-ˈlā-shən How to pronounce modulation (audio) \

Medical Definition of modulation

1 : the act or process of modulating
2 : a reversible change in histological structure due to physiological factors

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