emission (redirected from Emissions)

emission

1. energy, in the form of heat, light, radio waves, etc., emitted from a source

2. a measure of the number of electrons emitted by a cathode or electron gun

3. Physiol any bodily discharge, esp an involuntary release of semen during sleep

---

emission [i′mish·ən]

(electromagnetism)

Any radiation of energy by means of electromagnetic waves, as from a radio transmitter.

(meteorology)

A natural or anthropogenic discharge of particulate, gaseous, or soluble waste material or pollution into the air.