Test Your Vocabulary

Take Our 10-Question Quiz

Name That Thing

Take our visual vocab quiz

Test Your Knowledge »

True or False?

A quick quiz about stuff worth knowing

Take It Now »

Join Us on FB & Twitter

Get the Word of the Day and More

Facebook | Twitter
  1. Word Games
  2. Word of the Day
  3. New Words & Slang
  4. Video
 

emission

8 ENTRIES FOUND:
  1. emission (noun)
  2. emission line (noun)
  3. cold emission (noun)
  4. electron emission (noun)
  5. field emission (noun)
  6. photoelectric emission (noun)
  7. positron-emission tomography (noun)
  8. secondary emission (noun)

emis·sion

noun \ē-ˈmi-shən\

Definition of EMISSION

1
a : an act or instance of emitting : emanation b archaic : publication c : a putting into circulation
2
a : something sent forth by emitting: as (1) : electromagnetic radiation from an antenna or a celestial body (2) usually plural : substances discharged into the air (as by a smokestack or an automobile engine) b : effluvium
— emis·sive \-ˈmi-siv\ adjective
See emission defined for English-language learners »
See emission defined for kids »

Examples of EMISSION

  1. trying to reduce the emission of greenhouse gases

First Known Use of EMISSION

1607

Other Automotive Terms

articulated, block, choke, clutch, diesel, neutral, transmission

Rhymes with EMISSION

ambition, audition, commission, condition, munition, partition, patrician, petition, Phoenician, position, suspicion, transition

Learn More About EMISSION

Browse

Next Word in the Dictionary: emission line
Previous Word in the Dictionary: emissile
All Words Near: emission

Seen & Heard

What made you want to look up emission? Please tell us where you read or heard it (including the quote, if possible).