aggrade

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ag·grade

 (ə-grād′)
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.

ag′gra·da′tion (ăg′rə-dā′shən) n.
ag′gra·da′tion·al adj.

aggrade

(əˈɡreɪd)
vb
(Geological Science) (tr) to build up the level of (any land surface) by the deposition of sediment. Compare degrade4
aggradation n

ag•grade

(əˈgreɪd)

v.t. -grad•ed, -grad•ing.
to raise the grade or level of (a river valley, a stream bed, etc.) by depositing detritus, sediment, or the like. Compare degrade.
[1895–1900]
ag•gra•da•tion (ˌæg rəˈdeɪ ʃən) n.
ag`gra•da′tion•al, adj.

aggrade


Past participle: aggraded
Gerund: aggrading

Imperative
aggrade
aggrade
Present
I aggrade
you aggrade
he/she/it aggrades
we aggrade
you aggrade
they aggrade
Preterite
I aggraded
you aggraded
he/she/it aggraded
we aggraded
you aggraded
they aggraded
Present Continuous
I am aggrading
you are aggrading
he/she/it is aggrading
we are aggrading
you are aggrading
they are aggrading
Present Perfect
I have aggraded
you have aggraded
he/she/it has aggraded
we have aggraded
you have aggraded
they have aggraded
Past Continuous
I was aggrading
you were aggrading
he/she/it was aggrading
we were aggrading
you were aggrading
they were aggrading
Past Perfect
I had aggraded
you had aggraded
he/she/it had aggraded
we had aggraded
you had aggraded
they had aggraded
Future
I will aggrade
you will aggrade
he/she/it will aggrade
we will aggrade
you will aggrade
they will aggrade
Future Perfect
I will have aggraded
you will have aggraded
he/she/it will have aggraded
we will have aggraded
you will have aggraded
they will have aggraded
Future Continuous
I will be aggrading
you will be aggrading
he/she/it will be aggrading
we will be aggrading
you will be aggrading
they will be aggrading
Present Perfect Continuous
I have been aggrading
you have been aggrading
he/she/it has been aggrading
we have been aggrading
you have been aggrading
they have been aggrading
Future Perfect Continuous
I will have been aggrading
you will have been aggrading
he/she/it will have been aggrading
we will have been aggrading
you will have been aggrading
they will have been aggrading
Past Perfect Continuous
I had been aggrading
you had been aggrading
he/she/it had been aggrading
we had been aggrading
you had been aggrading
they had been aggrading
Conditional
I would aggrade
you would aggrade
he/she/it would aggrade
we would aggrade
you would aggrade
they would aggrade
Past Conditional
I would have aggraded
you would have aggraded
he/she/it would have aggraded
we would have aggraded
you would have aggraded
they would have aggraded
ThesaurusAntonymsRelated WordsSynonymsLegend:
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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References in periodicals archive ?
Moreover, the comparatively high proportion of overbank deposits relative to inchannel deposits designates a broad floodplain across which the channel meandered, or a rapid floodplain aggradation rate relative to the frequency of channel avulsion.
The Guapi-Macacu watershed has, in the first instance, two relief systems: degradation forms (steep hills and massifs) and aggradation forms (plains and isolated hills with a small range of altitude variability).
Polders flushed with tidal waters rich in suspended sediment grow by clay aggradation. This natural process could be employed to keep up with SLR.
With the formation of an embryonic water network, the aggradation changes and becomes mainly argillaceous.
Vertical, cylindrical or U-shaped dwelling burrows (with retrusive spreiten) developed mainly in response to substrate aggradation. The dominant Ophiomorpha, consisting predominantly of vertical shafts, indicates moderate to relatively high-energy environment.
predominantly silt-sized sediment formed by accumulations of wind-blown dust [32] from the late Pleistocene with mounds and low alluvial plains that are a result of more recent unconsolidation and aggradation. The flood plain deposits of the Ravi River are sub-recent to recent in age.
Aggradation and degradation of alluvial sand deposits, 1965-1986, Colorado River, Grand Canyon National Park, Arizona.
However, the modern Tanana is an aggrading river system, and given the slight elevation of the modern levee, aggradation during Holocene flooding appears equally likely (Anderson, 1975; Mason and Beget, 1991).
The world's deltas were built up mostly by aggradation, or the deposition of fertile river sediments over thousands of years.
Streams are said to be in equilibrium when the volume of water is enough to transport the available sediment without it building up in the channel (known as aggradation) or cutting down the stream channel bed (known as degradation).