emanational

emanation

[em-uh-ney-shuhn]
noun
1.
an act or instance of emanating.
2.
something that emanates or is emanated.
3.
Physical Chemistry. a gaseous product of radioactive disintegration, including radon, thoron, and actinon. Symbol: Em

Origin:
1560–70; < Late Latin ēmānātiōn- (stem of ēmānātiō), equivalent to ēmānāt(us) (see emanate) + -iōn- -ion

emanational, adjective
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World English Dictionary
emanation (ˌɛməˈneɪʃən)
 
n
1.  an act or instance of emanating
2.  something that emanates or is produced; effusion
3.  a gaseous product of radioactive decay, such as radon
 
ema'national
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

emanation
1570, from L.L. emanationem (nom. emanatio), from L. emanare "flow out, arise, proceed," from ex- "out" + manare "to flow."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

emanation em·a·na·tion (ěm'ə-nā'shən)
n.

  1. Something that issues from a source; an emission.

  2. Any of several radioactive gases that are isotopes of radon and are products of radioactive decay.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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