(1):

(a.) Composed of parts in a heap; forming a mass; aggregated.

(2):

(a.) Given by same testator to the same legatee; - said of a legacy.

(3):

(a.) Tending to prove the same point to which other evidence has been offered; - said of evidence.

(4):

(a.) Augmenting, gaining, or giving force, by successive additions; as, a cumulative argument, i. e., one whose force increases as the statement proceeds.