accumulation

nouns

an increase by natural growth or addition
several things grouped together or considered as a whole
is derived from
the act of accumulating
is derived from
is derived from
(finance) profits that are not paid out as dividends but are added to the capital base of the corporation
domain category
the branch of economics that studies the management of money and other assets
is a type of (narrower)
the excess of revenues over outlays in a given period of time (including depreciation and other non-cash expenses)