v. t. [ imp. & p. p. Filtrated p. pr. & vb. n. Filtrating. [ Cf. LL. filtrare. See Filter. ] To filter; to defecate; as liquid, by straining or percolation. Arbuthnot. [ 1913 Webster ]
n. That which has been filtered; the liquid which has passed through the filter in the process of filtration. Contrasted with retentate, the material remaining on the filter. [ 1913 Webster ]