emission


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emission

 [e-mish´un]
1. a discharge.
2. an involuntary discharge of semen.
nocturnal emission reflex emission of semen during sleep.
thermionic emission the application of heat, such as to a filament, resulting in the emission of electrons and ions.

e·mis·sion

(ē-mish'ŭn),
A discharge; usually referring to a discharge of the male internal genital organs into the internal urethra; the contents of the organs, including sperm cells, prostatic fluid, and seminal vesicle fluid, mix in the internal urethra with mucus from the bulbourethral glands to form semen. Compare: ejaculation.
[L. emissio, fr. e- mitto, to send out]

emission

/emis·sion/ (e-mish´un)
1. discharge (1).
2. an involuntary discharge of semen.

nocturnal emission  reflex emission of semen during sleep.
positron emission  a form of radioactive decay in which a positron (β+) and neutrino are ejected from the nucleus as a proton is transformed into a neutron. Collision of the positron with an electron causes annihilation of both particles and conversion of their masses into energy in the form of two 0.511 MeV gamma rays.

emission

[imish′ən]
Etymology: L, emittere, to send out
a discharge or release of something, as a fluid from the body, electronic signals from a radio transmitter, or an alpha or beta particle from an atomic nucleus during radioactive decay.

emission

The release of a gas, fluid or solid. See Alpha emission Otoacoustic emission.

e·mis·sion

(ē-mish'ŭn)
A discharge; referring usually to a discharge of the male internal genital organs into the internal urethra; the contents of the organs, including sperm cells, prostatic fluid, and seminal vesicle fluid, mix in the internal urethra with mucus from the bulbourethral glands to form semen.
[L. emissio, fr. e-mitto, to send out]

emission

A discharge of something. A nocturnal emission is an involuntary EJACULATION of semen, usually with orgasm, during sleep.

emission

a discharge.
References in periodicals archive ?
If the court rules that the agency does not have to rule on greenhouse gas emissions, the waiver will likely never come, he said.
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That means industry will have to use what technology is "on the shelf" today in its attempts to reduce GHG emissions, according to Dan Paszkowski, vice-president of economic affairs for the Mining Association of Canada.
At the same time, we'll help our customers reduce their emissions with a comprehensive energy management plan designed to lower their energy costs over time.
It is clear that otoacoustic emission measurements must be carefully interpreted in the face of conductive impairments until the effects of those impairments on detection are fully elucidat ed.
The idea that some other emission, such as sulfate aerosol, is reflecting the sun's radiation - and therefore cooling the surface - is increasingly untenable as the excuse for the dearth of warming.
The major question faced by utility accountants today, and probably other accountants tomorrow, is, How should these emission rights, which in many ways resemble securities, property and inventory, be accounted for?