(n): a process of becoming larger or longer or more numerous or more important
(n): several things grouped together or considered as a whole
(n): any number of entities (members) considered as a unit
(n): the act of accumulating
(n): the act of increasing something
(n): (finance) profits that are not paid out as dividends but are added to the capital base of the corporation
(n): the excess of revenues over outlays in a given period of time (including depreciation and other non-cash expenses)