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

Most stars emit a continuous spectrum as well, but not all astronomical objects do. —Phil Plait, Scientific American, 13 Mar. 2025

Natural gas is a fossil fuel that tends to produce fewer greenhouse gases than coal but emits methane, a powerful global warming agent. —Andrew Freedman, Axios, 12 Mar. 2025

The pervasive tech at sports and entertainment events—from electronics to wireless technology—emits electromagnetic field (EMF) radiation, which can be potentially harmful at high levels. —Josh Bruni, Forbes, 12 Mar. 2025

These practices can degrade soil quality, pollute water sources, and emit greenhouse gases. —Matt Rozo, The Mercury News, 11 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