Definition of silt noun from the Oxford Advanced Learner's Dictionary



BrE BrE//sɪlt//
; NAmE NAmE//sɪlt//
Rivers and lakes
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[uncountable] sand, mud, etc. that is carried by flowing water and is left at the mouth of a river or in a harbour See related entries: Rivers and lakes Word Originlate Middle English: probably originally denoting a salty deposit and of Scandinavian origin, related to Danish and Norwegian sylt ‘salt marsh’, also to salt.Extra examples The tunnel had been blocked with silt. The water contains fine silt. The wreck was covered in a fine layer of silt.
See the Oxford Advanced American Dictionary entry: silt

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