ACCUMULATION

n. 1 collecting, amassing, gathering, piling or aggregation, heaping up One effect of the strike was the accumulation of rubbish in the streets 2 growth, increase, build-up The accumulation of wealth has never proved a valid purpose in life 3 heap, pile, mass, collection, hoard, store, stockpile, stock, aggregation; assemblage Our gardener made sure that there was an ample accumulation of compost