emit

verb

ē-ˈmit 

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

Synonyms

• cast
• discharge
• emanate
• evolve
• exhale
• expel
• expire [archaic]
• give out
• irradiate
• issue
• radiate
• release
• send (out)
• shoot
• throw out
• vent

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

It’s funded by businesses buying permits to emit greenhouse gases and is horrendously complex. —George Skelton, Los Angeles Times, 10 Mar. 2025

The great benefit of hydrogen is that it can be used to generate electricity and heat without emitting carbon dioxide. —Chris Young, Interesting Engineering, 10 Mar. 2025

That ring emits a magnetic field, which affects the electrical resistance of four magnetoresistive sensors that are woven into a polyester sleeve. —Ben Coxworth, New Atlas, 9 Mar. 2025

For Cleaning Your Cutting Board When used often, cutting boards can begin to wear out over time and may even start to emit an odor. —Rebecca Jones, Southern Living, 9 Mar. 2025

Word History

Etymology

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

First Known Use

1598, in the meaning defined at sense 1a

Phrases Containing emit

• re-emit

Rhymes for emit

• acquit
• admit
• amrit
• armpit
• backlit
• befit
• cockpit
• commit
• dalit
• dendrite
• illite
• misfit

Kids Definition

emit

verb

ē-ˈmit 

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