From The Collaborative International Dictionary of English v.0.48:
Silt \Silt\ (s[i^]lt), n. [OE. silte gravel, fr. silen to drain,
E. sile; probably of Scand. origin; cf. Sw. sila, prob. akin
to AS. se['o]n to filter, s[imac]gan to fall, sink, cause to
sink, G. seihen to strain, to filter, OHG. s[imac]han, Icel.
s[imac]a, Skr. sic to pour; cf. Gr. 'ikma`s moisture. Cf.
Sig, Sile.]
Mud or fine earth deposited from running or standing water.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Silt \Silt\, v. t. [imp. & p. p. Silted; p. pr. & vb. n.
Silting.]
To choke, fill, or obstruct with silt or mud.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Silt \Silt\, v. i.
To flow through crevices; to percolate.
[1913 Webster]