modulate

verb

mod·​u·​late ˈmä-jə-ˌlāt How to pronounce modulate (audio)
modulated; modulating

transitive verb

1
: to tune to a key or pitch
2
: to adjust to or keep in proper measure or proportion : temper
3
: to vary the amplitude, frequency, or phase of (a carrier wave or a light wave) for the transmission of information (as by radio)
also : to vary the velocity of electrons in an electron beam

intransitive verb

1
: to play or sing with modulation
2
: to pass from one musical key into another by means of intermediary chords or notes that have some relation to both keys
3
: to pass gradually from one state to another
modulator noun
modulatory adjective

Examples of modulate in a Sentence

Because she doesn't modulate her voice, she sounds the same when she's excited as when she's sad. The music quickly modulates from its original key, changing the mood of the song.
Recent Examples on the Web And, congruent with many of Olson Kundig’s projects, the ocean-facing side of this home has operable louvre shades designed to reduce solar gain, regulate temperature, and modulate the strong onshore winds that blow off the ocean. Emma Reynolds, Robb Report, 9 May 2024 Sperm whales -- which have the largest brains of any animal species on Earth -- can combine and modulate different clicks and rhythms to create complex calls, similar to human language, according to the study, which notes the sequences of clicks sperm whales project are called codas. Leah Sarnoff, ABC News, 8 May 2024 The movement of the membrane uses that air to create modulating high and low air pressure. Jaina Grey, WIRED, 7 May 2024 Image In a study published in 1999, Professor Young and his colleagues exploited the gene in prairie voles associated with the signaling of vasopressin, a hormone that modulates social behavior. Michael S. Rosenwald, New York Times, 2 May 2024 Activating these receptors is known to modulate the function of cells in the epidermis, including proliferation, differentiation and apoptosis. Joy Organics, Discover Magazine, 3 Apr. 2024 By modulating inflammation levels, CBD aids in relieving pain associated with muscle recovery. Amber Smith, Discover Magazine, 9 Nov. 2023 The new study builds on that previous work, confirming the phenomenon in a clan of wild hyenas with novel methods, identifying the genes modulated by methylation, and showing changes in both cubs and adults. Lauren Leffer, Popular Science, 28 Mar. 2024 But in studies of organisms as diverse as crustaceans, sea slugs and now possibly snakes, researchers are finding that interactions with neuromodulators and other chemicals can modulate the activity that a circuit evokes, leading the same networks of cells to produce markedly different behaviors. Quanta Magazine, 11 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'modulate.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Latin modulatus, past participle of modulari to play, sing, from modulus small measure, rhythm, diminutive of modus measure — more at mete

First Known Use

1615, in the meaning defined at transitive sense 1

Time Traveler
The first known use of modulate was in 1615

Dictionary Entries Near modulate

Cite this Entry

“Modulate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/modulate. Accessed 23 May. 2024.

Kids Definition

modulate

verb
mod·​u·​late ˈmäj-ə-ˌlāt How to pronounce modulate (audio)
modulated; modulating
1
: to tune to a key or pitch
2
: to adjust or regulate to the proper proportion
especially : to tone down : soften
modulated his voice
3
: to vary a quality (as frequency or amplitude) of an electromagnetic wave for the transmission of information (as by radio)
modulator noun
modulatory
-lə-ˌtōr-ē How to pronounce modulate (audio)
-ˌtȯr-
adjective

Medical Definition

modulate

transitive verb
mod·​u·​late ˈmäj-ə-ˌlāt How to pronounce modulate (audio)
modulated; modulating
: to adjust to or keep in proper measure or proportion
modulate an immune response
modulate cell activity
modulatory adjective
Last Updated: - Updated example sentences
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