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English definition of “silt (sth) up”

silt (sth) up

phrasal verb with silt     /sɪlt/ verb
to become blocked with silt, or to cause something to become blocked with silt: The harbour silted up many years ago.Closing and blocking
(Definition of silt (sth) up from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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