transmitter
Americannoun
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transmitters
plural
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a person or thing that transmits.
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Also called transmitting set. Radio. a device for sending electromagnetic waves; the part of a broadcasting apparatus that generates and modulates the radiofrequency current and conveys it to the antenna.
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the part of a telephonic or telegraphic apparatus that converts sound waves or mechanical movements into corresponding electric waves or impulses.
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Biochemistry. neurotransmitter.
noun
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a person or thing that transmits
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the equipment used for generating and amplifying a radio-frequency carrier, modulating the carrier with information, and feeding it to an aerial for transmission
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the microphone in a telephone that converts sound waves into audio-frequency electrical signals
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a device that converts mechanical movements into coded electrical signals transmitted along a telegraph circuit
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physiol short for neurotransmitter
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A device that converts sound, light, or electrical signals into radio, microwave, or other electrical signals of sufficient strength for the purpose of telecommunication.
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Compare receiver
Other Word Forms
Noun Inflected Forms
Etymology
Origin of transmitter
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
He secretly took the American's backpack, containing his MacBook, a satellite transmitter and other personal items, for regime operatives to look through, multiple sources say.
From BBC ● Sep. 17, 2026
Wise said that it continues to operate normally under existing money transmitter licenses across 48 U.S. states and four territories.
From The Wall Street Journal ● Jul. 24, 2026
The observations also established new limits on the strength of any possible radio transmitter located on or near 3I/ATLAS.
From Science Daily ● Jun. 23, 2026
All one needs is "another radio transmitter that can broadcast on the same frequency, but louder," she said, which creates "a wall of mush."
From Barron's ● Mar. 8, 2026
But like it or not, I was the conduit, the transmitter.
From "Geeks: How Two Lost Boys Rode the Internet Out of Idaho" by Jon Katz
In a study published in Science Advances on Wednesday, researchers equipped six of the toothed whales, sometimes called "unicorns of the sea," with satellite transmitters, and had them explore remote East Greenland waters.
From Barron's ● Aug. 26, 2026
Chip makers have “moved from market darlings to volatility transmitters over the past month,” as Asian leadership has shifted toward consumer discretionary, financials, and energy, Munnelly says.
From The Wall Street Journal ● Jul. 29, 2026
Jamming of foreign broadcasts was pioneered by Nazi Germany during World War Two, using noise or signals from more powerful transmitters located closer to the listeners.
From BBC ● Mar. 27, 2026
Between 2017 and 2023, the Arizona-based research team used satellite transmitters to follow 24 newly fledged Bald Eagles and two nonbreeding adults and to map how they moved within and beyond the state.
From Science Daily ● Dec. 11, 2025
When these fiber cables were originally laid, the optical switches—the transmitters and receivers—at each end of them could not take full advantage of the fiber’s total capacity.
From "The World Is Flat" by Thomas L. Friedman
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
