Hypertext Webster Gateway: "filtration"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Filtration \Fil*tra"tion\, n. [Cf. F. filtration.]
The act or process of filtering; the mechanical separation of
a liquid from the undissolved particles floating in it.
From WordNet (r) 1.7 (wn)
filtration
n 1: the process of filtering
2: the act of changing a fluid by passing it through a filter
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