atmolysis [at-mol-uh-sis] ExamplesWord Origin noun, plural at·mol·y·ses [at-mol-uh-seez] /ætˈmɒl əˌsiz/.

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

Origin of atmolysis First recorded in 1865–70; atmo- + -lysis Examples from the Web for atmolysis Historical Examples of atmolysis

  • By this means (“atmolysis”) he was enabled partially to separate oxygen from air.

    Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3


  • British Dictionary definitions for atmolysis atmolysis noun plural -ses (-ˌsiːz)

    1. a method of separating gases that depends on their differential rates of diffusion through a porous substance
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