də̇ˈfyüˌzāt noun
( -s )
Etymology: International Scientific Vocabulary diffuse + -ate
: a product of diffusion: as
a. : the material that passes through the membrane in dialysis ; also : the liquid into which such material diffuses — sometimes called also dialyzate
b. : the material that passes through a suitable barrier in gaseous diffusion (as for the separation of isotopes of volatile uranium compounds)