Definition of accumulators:
(n) :
(literal) One who, or that which, accumulates.
(n) :
(British) A wet-cell storage battery.
(n) :
(gambling) A collective bet on successive events, with both stake and winnings being carried forward to accumulate progressively.
(n) :
(engineering, hydraulics) A container which stores hydraulic power for release, in the form of a pressurized fluid (often suspended within a larger tank of fluid under pressure).
(n) :
(programming) A register or variable used for holding the intermediate results of a computation or data transfer.
(n) :
(manufacturing) A vessel containing pressurized hot water ready for release as steam.