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:
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 unit was on a training mission when it was redirected to assist in the search and rescue effort, after an emergency locator transmitter signal alerted the US Coast Guard about a potential distress situation.
From BBC ● May 14, 2026
Declining to specify where the transmitter is located, she said it is "closer to the Netherlands than to Iran" -- although Tehran "can figure it out" if they choose.
From Barron's ● Mar. 13, 2026
One critical factor that influences how well QKD works is pointing error, which occurs when the transmitter and receiver are not perfectly aligned.
From Science Daily ● Feb. 17, 2026
She can hear him cross the floorboards above her and turn on the transmitter.
From "All the Light We Cannot See" by Anthony Doerr
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
Its DeFi provisions explicitly bar developers and operators of DeFi platforms from being treated as money transmitters, even when those platforms earn fees by providing exchange-like services.
From Barron's ● Feb. 5, 2026
Anti-money-laundering laws are tough on banks and money transmitters.
From The Wall Street Journal ● Jan. 2, 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
Some of our most powerful sources are radar transmitters; a few are used for radar astronomy, to probe with radio fingers the surfaces of the nearby planets.
From "Cosmos" by Carl Sagan
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
