diffusion
9 letters · noun · scores 2,600 in SpellHuntr
noun
(physics) the process in which there is movement of a substance from an area of high concentration of that substance to an area of lower concentration
Diffusion in a sentence
Even the false-necked vase, though it reaches its widest diffusion at this epoch, is, as we have seen, a type found existing in much earlier strata.
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