aggrade

verb ag·grade \ə-ˈgrād, a-\

Definition of aggrade

-ed/-ing/-s

  1. transitive verb
  2. :  to fill with detrital material silt has aggraded the river bed and waterlogged it for a hundred miles — Erna Fergusson

  1. intransitive verb
  2. :  to build up by aggradation meltwater streams were aggrading beyond the moraines — R. J. Lougee

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Origin and Etymology of aggrade

ad- + -grade (as in 1degrade)


First Known Use: 1893


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