Phrase Hound found 41 phrases and 7 compound words that contain emission. The most common are listed below. Open emission in the live search for definitions, filters, and the full list.
Phrases 41
- Emission reduction
- Emission standards
- Emission control
- Emission factors
- positron emission tomographyA medical imaging technique which detects the gamma rays produced by positrons emitted from injected radionuclides.
- nocturnal emissionAn ejaculation or orgasm while asleep, often accompanied by an erotic dream.
- emission spectrumThe spectrum of frequencies of electromagnetic radiation emitted due to electrons making a transition from a high energy state to a lower energy state.
- zero-emissionSubclass of vehicle pertaining to the class of zero-emission vehicles.
- alpha emissionA form of radioactivity in which alpha particles are emitted from the nucleus of an atom
- acoustic emissionA phenomenon wherein external stimuli such as mechanical loading generate physical vibrations.
- field emissionThe emission of electrons from a metal or semiconductor, under the influence of a strong electric field, by quantum tunnelling.
- emission nebulaA nebula composed of ionized gases which produce visible light (as distinct from a reflection nebula, which reflects the light produced by neighboring stars).
- neutron emissionA nuclear reaction in which one or more neutrons are emitted.
- emission lineA spectral line resulting from the emission of electromagnetic radiation from an atom or other species as it decays from an excited state to one of lower energy.
- emission linesplural of emission line: A spectral line resulting from the emission of electromagnetic radiation from an atom or other species as it decays from an excited state to one of lower energy.
- emission theoryA discredited scientific theory, once considered an alternative to special relativity, proposing that light is emitted at speed c relative to its source instead of applying the invariance postulate.
- night emissionAn ejaculation or orgasm while asleep, often accompanied by an erotic dream.
- secondary emissionThe emission of electrons from the surface of a solid when bombarded with electrons or other charged particles
- emission allowanceThe permit to emit carbon dioxide and other greenhouse gases during a specified period.
- emission spectraplural of emission spectrum: The spectrum of frequencies of electromagnetic radiation emitted due to electrons making a transition from a high energy state to a lower energy state.
- low-emissionProducing fewer pollutants to be emitted into the atmosphere.
- emission allowancesplural of emission allowance: The permit to emit carbon dioxide and other greenhouse gases during a specified period.
- atomic emission spectroscopyA form of analytical spectroscopy that measures the radiation emitted at specific wavelengths by the atoms excited in a very hot sample
- fugitive emissionLeaks and other irregular releases of gases or vapors from a pressurized containment – such as appliances, storage tanks, pipelines, wells, or other pieces of equipment – mostly from industrial activities.
- emission nebulaeplural of emission nebula: A nebula composed of ionized gases which produce visible light (as distinct from a reflection nebula, which reflects the light produced by neighboring stars).
Compound words 7
- emissionlessThat is associated with no (harmful) emissions
- fractoemissionThe generation of charge through the breakup of rock particles.
- nonemissionAbsence of emission; failure to emit something.
- reemissiona second or subsequent emission
- superemissionA greater than normal emission (typically of aerosols during speech)
- photoemissionthe ejection of electrons from the surface of a solid by incident electromagnetic radiation
- exoemissionExoelectron emission.