Accumulation

n.	1.	The act of accumulating, the state of being accumulated, or that which is accumulated; as, an accumulation of earth, of sand, of evils, of wealth, of honors.
	2.	(Law) The concurrence of several titles to the same proof. Accumulation of energy the storing of energy by means of weights lifted or masses put in motion; electricity stored. An accumulation of degrees (Eng. Univ.) the taking of several together, or at smaller intervals than usual or than is allowed by the rules.

Noun	1.	accumulation - an increase by natural growth or addition Synonyms: accretion
	2.	accumulation - several things grouped together or considered as a whole Synonyms: aggregation, collection, assemblage
	3.	accumulation - the act of accumulating Synonyms: accrual, accruement
	4.	accumulation - (finance) profits that are not paid out as dividends but are added to the capital base of the corporation

abundance, access, accession, accretion, accrual, accruement, acervation, addition, advance, agglomerate, agglomeration, aggrandizement, aggregate, aggregation, amassing, amassment, amplification, appreciation, ascent, assemblage, assembling, augmentation, backlog, ballooning, bank, bloating, boom, boost, bringing together, broadening, budget, buildup, chunk, collecting, colluvies, commissariat, commissary, congeries, conglobation, conglomerate, conglomeration, cornucopia, crescendo, cumulation, cumulus, development, dump, edema, elevation, enlargement, expansion, extension, flood, gain, gathering, gleaning, glomeration, gob, greatening, growth, gush, hike, hunk, increase, increment, inflation, inventory, jump, larder, leap, lump, mass, material, materials, materiel, mounting, multiplication, munitions, piling, plenitude, plenty, productiveness, proliferation, provisionment, provisions, raise, rations, repertoire, repertory, reserve, rick, rise, snowball, snowballing, spread, stock, stock-in-trade, stockpile, stores, supplies, supply on hand, surge, swelling, treasure, treasury, trove, tumescence, up, upping, upsurge, upswing, uptrend, upturn, wad, waxing, widening