(อะเกรด') vt. ยกระดับขึ้นโดยขบวนการพอกพูนนอนกัน. -aggradation n.
Result from Foreign Dictionaries (2 entries found)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Aggrade \Ag*grade"\, v. t. [imp. & p. p. {Aggraded}; p. pr. &
vb. n. {Aggrading}.] (Phys. Geog.)
To bring, or tend to bring, to a uniform grade, or slope, by
addition of material; as, streams aggrade their beds by
depositing sediment.
[Webster 1913 Suppl.]
From WordNet (r) 3.0 (2006) [wn]:
aggrade
v 1: build up to a level by depositing sediment [ant: {degrade}]