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atmolysis

[at-mol-uh-sis] /ætˈmɒl ə sɪs/
noun, plural atmolyses
[at-mol-uh-seez] /ætˈmɒl əˌsiz/ (Show IPA)
1.
a process for separating gases or vapors of different molecular weights by transmission through a porous substance.
Origin of atmolysis
1865-1870
First recorded in 1865-70; atmo- + -lysis
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for atmolysis

atmolysis

/ætˈmɒlɪsɪs/
noun (pl) -ses (-ˌsiːz)
1.
a method of separating gases that depends on their differential rates of diffusion through a porous substance
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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