transmitter

American  

[trans-mit-er, tranz-] / trænsˈmɪt ər, trænz- /

noun

1. a person or thing that transmits.

2. 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.

3. the part of a telephonic or telegraphic apparatus that converts sound waves or mechanical movements into corresponding electric waves or impulses.

4. Biochemistry. neurotransmitter.

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transmitter British  

/ trænzˈmɪtə /

noun

1. a person or thing that transmits

2. the equipment used for generating and amplifying a radio-frequency carrier, modulating the carrier with information, and feeding it to an aerial for transmission

3. the microphone in a telephone that converts sound waves into audio-frequency electrical signals

4. a device that converts mechanical movements into coded electrical signals transmitted along a telegraph circuit

5. physiol short for neurotransmitter

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transmitter Scientific  

/ trăns′mĭt-ər /

1. A device that converts sound, light, or electrical signals into radio, microwave, or other electrical signals of sufficient strength for the purpose of telecommunication.

2. Compare receiver

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Etymology

Origin of transmitter

First recorded in 1720–30; transmit + -er ¹

Example Sentences

The Simons Foundation also funds two editorially independent magazines: The Transmitter, a neuroscience publication, and Quanta Magazine, a basic science publication that won a Pulitzer Prize in 2022.

From Science Magazine • May 16, 2024

Both cameras can use the previously announced $999.99 FT-XH File Transmitter grip, which ships in late October.

From The Verge • Sep. 8, 2022

The barman presents to her my interpretation of The Contemporary Standard, which I call The Liquid Transmitter.

From Slate • Apr. 6, 2013

A Taylor Transmitter ham radio sits on a desk in a corner.

From New York Times • Oct. 1, 2011

“Actually, I think this is the Transmitter over here,” said Jad, and he removed another box.

From "The Wild Robot Escapes" by Peter Brown