an act or instance of emitting: the emission of poisonous fumes.
something that is emitted; discharge; emanation.
an act or instance of issuing, as paper money.
Electronics. a measure of the number of electrons emitted by the heated filament or cathode of a vacuum tube.
an ejection or discharge of semen or other fluid from the body.
the fluid ejected or discharged.
Origin of emission
First recorded in 1600–10; from Middle French or directly from Latin ēmissiōn- (stem of ēmissiō ), equivalent to ēmiss(us), past participle of ēmittere “to send forth” (ē- “from, out of” + mit-, stem of mittere “to send” + -tus past participle suffix) + -iōn- noun suffix; see origin at emit, e-1, -ion
Three studies published this week examine some of the issues of negative emissions in detail.
CO₂ removal to halt warming soon would be a gargantuan undertaking|Scott K. Johnson|August 27, 2020|Ars Technica
Those data show that jumps in CO2 emissions happened at about the same time as strong earthquakes, and emissions dropped off when quakes were smaller and farther between.
Carbon dioxide from Earth’s mantle may trigger some Italian earthquakes|Maria Temming|August 26, 2020|Science News
Major oil and gas companies, particularly in Europe, have pledged to cut their emissions dramatically—leaving the future of their assets, some of them still un-drilled, in question.
The oil sands triggered a heated global debate on our energy needs. Now, they could be a sign of what’s to come|kdunn6|August 20, 2020|Fortune
Studies have shown the product to reduce methane emissions by about 20 percent in meat cattle, according to the New York Times.
Biotechnology Could Change the Cattle Industry. Will It Succeed?|Dyllan Furness|August 16, 2020|Singularity Hub
The fee price would then drop as carbon emissions drop, he said.
Environment Report: One Way to Force Companies to Emit Less Carbon|MacKenzie Elmer|August 10, 2020|Voice of San Diego
The DEP has authority only over manufacturing or emission sites, not mere storage sites, as this one is.
The Charleston Water Saga|Michael Tomasky|January 14, 2014|DAILY BEAST
As in: At current emission levels, we will suffer Total Weather Apocalypse by 2050.
Great Weekend Reads|The Daily Beast|February 12, 2011|DAILY BEAST
Emission reductions from recycling are not massive, but they are still significant.
Will the Recession Kill Recycling?|Ken Lee|July 11, 2009|DAILY BEAST
This emission theory of light was abandoned in favour of Huygens' undulatory theory.
The Mechanism of Life|Stphane Leduc
Mind, I say relief, for the emission gives me very little pleasure under these circumstances, but it does give relief.
Studies in the Psychology of Sex, Volume 3 (of 6)|Havelock Ellis
The numbers in the table are the rates of emission of negative electricity under similar circumstances.
It is always easy for us to regulate this operation, according to the emission of gas from the extremity of the apparatus.
A Dictionary of Arts, Manufactures and Mines|Andrew Ure
The emission of carbon dioxide in low latitudes could not permanently exceed the absorption in high latitudes.
Climatic Changes|Ellsworth Huntington
British Dictionary definitions for emission
emission
/ (ɪˈmɪʃən) /
noun
the act of emitting or sending forth
energy, in the form of heat, light, radio waves, etc, emitted from a source
a substance, fluid, etc, that is emitted; discharge
a measure of the number of electrons emitted by a cathode or electron gunat 1000°C the emission is 3 mA See also secondary emission, thermionic emission
physiolany bodily discharge, esp an involuntary release of semen during sleep
an issue, as of currency
Derived forms of emission
emissive, adjective
Word Origin for emission
C17: from Latin ēmissiō, from ēmittere to send forth, emit