transmitter

[ trans-mit-er, tranz- ]

noun

1. a person or thing that transmits.
2. Also called transmitting 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.

transmitter

/ 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

transmitter

/ 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

Word History and Origins

Origin of transmitter¹

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

Example Sentences

That famous message was the most powerful signal ever sent from Earth, meant in part to demonstrate the capabilities of the observatory’s new high-power radio transmitter.

From Science News

The transmitter would beam out radio waves at an asteroid and, based on how they were reflected back, researchers could determine the rock’s size, shape, and path.

From Popular-Science

“The high-powered transmitters allowed what was the original primary purpose of the telescope — the study of the Earth’s ionosphere,” Campbell says.

From Science News

The authors mentioned studies from France and Australia suggesting that children were not major transmitters of the virus.

From ProPublica

Demographic information about the outbreaks, like age, can also help researchers understand whether children, even when asymptomatic, are transmitters.

From Voice of San Diego

A small radio transmitter had been found in her apartment, and she had been arrested by the IRA and admitted her involvement.

From The Daily Beast

Fessenden has built a huge radio transmitter in a place called Brant Rock, Massachusetts.

From The Daily Beast

The transmitter turns the iPod into an individual radio station, with a broadcast radius of a few feet.

From The Daily Beast

But it was not only as an organiser and transmitter of orders that Berthier proved his usefulness to his chief.

From Project Gutenberg

One satisfactory way is by the use of a miniature buzzer transmitter.

From Project Gutenberg

They have a portable loud-speaker system, and there is an inverter, as you call it, at the transmitter.

From Project Gutenberg

Holding the transmitter tightly Hendricks called the code of the command bunker.

From Project Gutenberg

Ten dry cells should be connected in series and used to supply current to the transmitter circuit, as shown by B in the figure.

From Project Gutenberg