Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
To bring, or tend to bring, to a uniform grade, or slope, byaddition of material; as, streams aggrade their beds by depositingsediment.
And without object. Of a river, current, or other agency: to build up (a valley, plain, etc.) by deposition of detrital material. Contrasted with
Share your knowledge with the community
Browse our collection of 300,000+ community-written definitions
