Word Study
filtration
CIDE DICTIONARY
filtration, n. [Cf. F. filtration.].
The act or process of filtering; the mechanical separation of a liquid from the undissolved particles floating in it.
THESAURUS
filtration
bolting, clarification, colature, destructive distillation, distillation, edulcoration, effusion, elution, elutriation, essentialization, excretion, exfiltration, extraction, extravasation, exudation, filtering, leaching, lixiviation, ooze, oozing, percolating, percolation, purification, refinement, riddling, screening, seep, seepage, separation, sieving, sifting, spiritualization, straining, sublimation, transudation, weep, weeping, winnowingFor further exploring for "filtration" in Webster Dictionary Online