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emission

   Also found in: Dictionary/thesaurus, Medical, Legal, Acronyms, Wikipedia, Hutchinson 0.03 sec.
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.


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? Mentioned in ? References in classic literature
 
The imposition of duties on imported articles, and the emission of paper money, are specimens of each kind.
Here he took his post beside the aperture for the emission of smoke and the admission of light; the chief dictated from within what he was to proclaim, and he bawled it forth with a force of lungs that resounded over all the village.
A small column of smoke rose through a chimney of sticks, cemented with clay, along the side of the rock, and had marked the snow above with its dark tinges, in a wavy line, from the point of emission to an other, where the hill receded from the brow of a precipice, and held a soil that nourished trees of a gigantic growth, that overhung the little bottom beneath.
 
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