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gaseous diffusion

American  

noun

Chemistry.

  1. the passage of gas through microporous barriers, a technique used for isotope separation, especially in the preparation of fuel for nuclear reactors.

Etymology

Origin of gaseous diffusion

First recorded in 1845–50

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.