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atmolysis

American  
[at-mol-uh-sis] / ætˈmɒl ə sɪs /

noun

plural

atmolyses

  1. a process for separating gases or vapors of different molecular weights by transmission through a porous substance.

atmolysis British  
/ ætˈmɒlɪsɪs /

noun

  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

Etymology

Origin of atmolysis

First recorded in 1865–70; atmo- + -lysis

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.