emitted; emitting

transitive verb

1
a
: to throw or give off or out
emit light/heat
b
: to send out : eject
2
a
: to issue with authority
especially : to put (something, such as money) into circulation
b
obsolete : publish
3
: to give utterance or voice to
emitted a groan
emitter noun

Examples of emit in a Sentence

The telescope can detect light emitted by distant galaxies. chimneys emitting thick, black smoke The brakes emitted a loud squeal.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Critics argue that deploying clean tech to produce fossil fuels prolongs the life of carbon-emitting infrastructure. Bloomberg, Mercury News, 16 Oct. 2025 Light emitted from neutron stars, meanwhile, bears a resemblance, but doesn’t perfectly fit the signal shown in the simulations. Chris Young, Interesting Engineering, 16 Oct. 2025 Another version alleges planes or devices are being deployed by the federal government, private companies, or researchers to trigger big weather changes, such as hurricanes, or to alter the Earth’s climate, emitting hazardous chemicals in the process. Stephanie Armour, CNN Money, 16 Oct. 2025 Astronomers started discovering objects that emitted powerful radio waves but, unlike most Seyfert galaxies, were very faint in visible light. Phil Plait, Scientific American, 16 Oct. 2025 See All Example Sentences for emit

Word History

Etymology

Latin emittere to send out, from e- + mittere to send

First Known Use

1598, in the meaning defined at sense 1a

Time Traveler
The first known use of emit was in 1598

Browse Nearby Words

Cite this Entry

“Emit.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/emit. Accessed 23 Oct. 2025.

Kids Definition

emit

verb
emitted; emitting
1
a
: to throw or give off or out
emit light
b
: to send out : eject
2
: utter entry 2 sense 1
emit a groan
Etymology

from Latin emittere "to send out," from e-, ex- "out, forth" and mittere "to send, throw" — related to dismiss, message, missile, transmit

More from Merriam-Webster on emit

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