emanation

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em·a·na·tion

(em'ă-nā'shŭn),
1. Any substance that flows out or is emitted from a source or origin.
2. The radiation from a radioactive element.
[L. e- mano, pp. -atus, to flow out]

em·a·na·tion

(em'ă-nā'shŭn)
1. Any substance that flows out or is emitted from a source or origin.
2. The radiation from a radioactive element.
[L. e-mano, pp. -atus, to flow out]

emanation

(em-a-na'shun) [L. e, out, + manare, to flow]
1. Something given off; radiation; emission.
2. A gaseous product of radioactive disintegration.

actinium emanation

The radioactive gas given off by actinium; a radioactive isotope of actinium. Synonym: actinon

radium emanation

The radioactive gas given off by radium. Synonym: radon

thorium emanation

The radioactive gas given off by thorium. Synonym: thoron

emanation

that which is given off, such as a gaseous disintegration product given off from radioactive substances, or an effluvium.
References in periodicals archive ?
Countermeasures for Tempest--Transient ElectroMagnetic Pulse Emanation Standard--are aimed at preventing eavesdropping on data radiated as signals via conducting lines, such as power, telephone or control line cables.
Emanations of Grace is a selection of fifty-nine poems representative of ('A'isha's mystical themes and poetic style.
From the eavesdropper's point of view, the EM emanations can be divided to two board categories: direct emanations and indirect emanations [9].
According to the experiments results, it is found that emanations from monitors of different products differ significantly while those from monitors of the same product share similar characteristics.
Nombre d'agriculteurs riverains de la decharge ont exprime, a la MAP, leur forte inquietude face a la propagation des odeurs pestilentielles et l'eparpillement des sacs en plastiques, soulignant que cette decharge constitue une source de preoccupation pour la population locale, vu les nuisances generees par les dechets, a savoir la multiplication des cas d'asphyxie, les emanations toxiques, et les mauvaises odeurs, avec une pollution affectant l'eau, le sol et l'air.
La centrale electrique d'Ain El-Sokhna, d'une capacite de 1300 Megawatts, est constituee de deux unites a vapeur de 650 Megawatts chacune, fonctionant par la production de vapeur par pression caracterise par des effets thermiques tres eleves, permettant la diminution des quantites du combustible utilise, et par consequent la reduction des emanations de dioxyde de carbone", a precise Dr Hassan Younes.
The Portable Shielded Facility provides protection against electronic monitoring of possibly compromising emanations from computers and other electronic equipment while providing additional protection against visual surveillance.
The existence of regionally-created waste emanations affects the appropriate mission of both expenditure and rate responsibilities among levels of administration.
Further analyses uncovered research showing that the physical mechanism triggering warring behavior was geomagnetic changes (produced by the emanations from the sun) which affected brain waves and hormone balance of some sensitive humans.
There are numerous mentions attesting natural gas emanations in the Transylvanian Basin.
Automotive Emanations & Testing--"Accelerated aging of molded foam: Selection of parameters for a value-added test," G.