the act or process of filtering
WordReference Random House Learner's Dictionary of American English © 2026
WordReference Random House Unabridged Dictionary of American English © 2026
fil•trate
(fil′trāt),USA pronunciation v., -trat•ed, -trat•ing, n.
v.t., v.i.
n.
fil′trat•a•ble, adj.
fil•tra′tion, n.
v.t., v.i.
- to filter.
n.
- Chemistryliquid that has been passed through a filter.
- Medieval Latin filtrātus filtered, past participle of filtrāre. See filter, -ate1
- 1605–15
fil•tra′tion, n.
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