emitted; emitting
Synonyms of emit

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

emitter

2 of 2

noun

emit·​ter
-itə(r)
-itə-
plural -s
: one that emits
often : a substance or electrode that emits particles
radium is an alpha emitter
thermionic emitters

Examples of emit in a Sentence

Verb 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
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Verb
The compounds and particles emitted by wildfires can harm human health, including the lungs, heart and organs, and include known carcinogens. Michael A. Robinson, The Conversation, 25 Aug. 2026 The new model can go up to 48 hours without emitting a single emission at anchor. Nicole Hoey, Robb Report, 25 Aug. 2026 Regulators say the facility is expected to emit air pollutants including nitrogen oxides, volatile organic compounds, particulate matter, various metals and other compounds associated with human cremation. Alula Alderson, Sacbee.com, 24 Aug. 2026 The resulting material reflects nearly 88% of incident sunlight while emitting just over 96% of its light in the mid-infrared range. Mike McRae 24, New Atlas, 24 Aug. 2026 See All Example Sentences for emit

Word History

Etymology

Verb

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

First Known Use

Verb

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 1 Sep. 2026.

Kids Definition

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

Verb

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

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