transmitter

noun

trans·​mit·​ter tran(t)s-ˈmi-tər 

tranz-;

ˈtran(t)s-ˌmi-, 

ˈtranz- 

: one that transmits: such as

a

: an apparatus for transmitting radio or television signals

b

: neurotransmitter

Examples of transmitter in a Sentence

Mosquitoes are the main transmitters of the disease.

Recent Examples on the Web

But what sets them apart from competitors is the Auracast-compatible audio transmitter that lets the headphones connect to (and share) audio with other Auracast devices. — Sheena Vasani, The Verge, 24 June 2026

The ultrasonic transmitters emitted these sound waves through the rods, which interact acoustically via the epoxy. — IEEE Spectrum, 18 June 2026

Data from a tracking transmitter attached to its dorsal fin shows that the whale’s death likely occurred on May 6 or 7, according to Till Backhaus, the environment minister for the state of Mecklenburg-Western Pomerania. — ABC News, 12 June 2026

The technology sends a powerful pulse of electricity through the transmitter coil. — Georgina Jedikovska, Interesting Engineering, 9 June 2026

Word History

First Known Use

1727, in the meaning defined above

Rhymes for transmitter

• embitter
• emitter
• obiter
• outfitter
• remitter
• submitter
• babysitter
• bitter
• critter
• fitter
• fritter
• glitter

Kids Definition

transmitter

noun

trans·​mit·​ter tran(t)s-ˈmit-ər  tranz- 

: one that transmits

especially : a device that sends out radio or television signals

Medical Definition

transmitter

noun

trans·​mit·​ter -ˈmit-ər 

: one that transmits

specifically : neurotransmitter