Silt Definition

sĭlt
silted, silting, silts
noun
silts
Sediment suspended in stagnant water or carried by moving water, that often accumulates on the bottom of rivers, bays, etc., esp. such sediment with particles smaller than sand and larger than clay.
Webster's New World
Soil composed of 80 percent or more silt and less than 12 percent clay.
Webster's New World
Mud or fine earth deposited from running or standing water.
Wiktionary
Material with similar physical characteristics, whatever its origins or transport.
Wiktionary

(geology) A particle from 3.9 to 62.5 microns in diameter, following the Wentworth scale.

Wiktionary
Synonyms:
verb
silted, silting
To become filled with silt.
An old channel that silted up.
American Heritage
To fill, cover, or choke up with silt.
Webster's New World

To flow through crevices; to percolate.

Wiktionary
Synonyms:

Origin of Silt

  • From Middle English cylte, cognate with Norwegian and Danish sylt (“salt marsh") and Old English sealt (“salt")

    From Wiktionary

  • Middle English probably of Scandinavian origin sal- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

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