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.
Massive amounts of toxic PFAs are emitted from the landfill into the surrounding air. Sun Sentinel Editorial Board, Sun Sentinel, 4 Mar. 2025 For example, sooty molecules, called polycyclic aromatic hydrocarbons, emit infrared radiation that acts as a beacon of active star forming regions across the universe. Samantha Mathewson, Space.com, 3 Mar. 2025 The coalition was not successful in its push to regulate smaller trucking fleets that own less than 50 vehicles, which emit the same pollutants as larger companies. Ari Plachta, Sacramento Bee, 28 Feb. 2025 Additionally, formaldehyde is emitted in some Colorado communities that are predominantly people of color, according to advocates for those communities. Jenni Shearston, The Conversation, 25 Feb. 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 9 Mar. 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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