Definition of gaseous diffusion in English:

gaseous diffusion

noun

Physics
  • Diffusion of gas, especially through a porous wall or membrane; a technique based on this, used for partially separating the gases in a mixture, especially in order to enrich uranium for use as a nuclear fuel. Frequently attributive Compare "diffusion".

Origin

Mid 19th century. From gaseous + diffusion.

Pronunciation

gaseous diffusion

/ˌɡeɪsɪəs dɪˈfjuːʒn//ˌɡasɪəs dɪˈfjuːʒn/