Fine sand, clay, or other soil, carried by moving or running water and deposited as a sediment on the bottom or beach; sometimes occurring as a…

concrete. The silt or alluvial matter deposited by the sea or a tidal river.

= sleech, n. (See also quot. 1794.)

Mud deposited by the sea or a river; soil composed of this.

A deposit of earth, sand, and other transported matter left by water flowing over land not permanently submerged, esp. in a river valley or a…

spec. (in Geology etc.). Earthly or detrital matter deposited by aqueous agency.

The silt washed down and deposited by a stream or flood.

Alluvial sediment deposited by water; silt. Sometimes artificially introduced over low-lying land, and sometimes occurring as a stratum in soil.

Matter washed away by running water; solid particles carried away by a stream and deposited as sediment; alluvial deposit.

Matter carried away by rain or running water; alluvial soil deposited by a stream.

An amount of matter deposited by a flood or flowing water; an alluvial deposit; (Law) an area of land formed in this way. Formerly also: †alluvium…

Siltage. Obsolete. rare.

An alluvial deposit; alluvium; esp. an alluvial deposit bearing metals or minerals. Frequently in plural.

Silt, silted matter.

= alluvium, n.

colloquial. Soft or sticky mud or sand at the bottom or edge of a body of water.