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aggrade
(redirected from aggradation)

    Also found in: Encyclopedia, Wikipedia 0.01 sec.
ag·grade  (-grd)
tr.v. ag·grad·ed, ag·grad·ing, ag·grades
To fill and raise the level of (the bed of a stream) by deposition of sediment.
aggra·dation (gr-dshn) n.
aggra·dation·al adj.
aggrade [əˈgreɪd]
vb
(Earth Sciences / Geological Science) (tr) to build up the level of (any land surface) by the deposition of sediment Compare degrade [4]
aggradation  [ˌægrəˈdeɪʃən] n
ThesaurusLegend:  Synonyms Related Words Antonyms
Verb1.aggrade - build up to a level by depositing sedimentaggrade - build up to a level by depositing sediment
grade - level to the right gradient
degrade - reduce the level of land, as by erosion
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Early sedimentation probably represents aggradation in response to estuarine back flooding of westward flowing rivers during the rise in the Lake Michigan water levels from the Chippewa low to the Nipissing high.
Geological Sciences by Michigan Academician
57) She identified issues of fact in the tribe's nuisance-trespass claims for aggradation (siltation of the river), and she credited tribal evidence that aggradation could be abated by dredging the river or increasing the flushing flows.
Judicial regrets and the case of the Cushman Dam by Rodgers, William H., Jr. / Environmental Law
Sedimentation in these entrenched floodplains was also influenced by sea-level fluctuation during the Holocene, causing increased aggradation and formation of large fluvial lakes and swamps (Singh 2001).
Risk of arsenic contamination in groundwater affecting the Ganga ... by Shah, Babar Ali / Environmental Health Perspectives
 
 
 
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