Meaning of accumulate

ac•cu•mu•late

Pronunciation: (u-ky'myu-lāt"), [key]
— v., -lat•ed, -lat•ing.
—v.t.
  1. to gather or collect, often in gradual degrees; heap up: to accumulate wealth.
—v.i.
  1. to gather into a heap, mass, cover, etc.; form a steadily increasing quantity: Snow accumulated in the driveway. His debts kept on accumulating.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
accumbent accumulation