D defs.my
Entry 1 sense Webster, 1913

Aggrade

· Ag·grade · IPA
01 v. t. To bring, or tend to bring, to a uniform grade, or slope, by addition of material; as, streams aggrade their beds by depositing sediment.
imp. & p. p. Aggraded; p. pr. & vb. n. Aggrading
  1. 1.
    To bring, or tend to bring, to a uniform grade, or slope, by addition of material; as, streams aggrade their beds by depositing sediment.(Phys. Geog.)