ag·grade 
(ə-grād)
(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·dation (ăg′rə-dāshən) n.
ag′gra·dation·al adj.
- deoxyribonucleic acid
- deoxyribonucleoside
- deoxyribonucleotide
- deoxyribose
- dep.
- depart
- departed
- department
- departmental
- departmentalization
- departmentalize
- departmentally
- department store
- departure
- depauperate
- depauperation
- depend
- dependability
- dependable
- dependableness
- dependably
- dependance
- dependancy
- dependence
- dependency