storage battery(n = noun.artifact) accumulator - a voltaic battery that stores electric charge;
is a kind of galvanic battery, voltaic battery
has parts: anode, cathode, grid, storage-battery grid, secondary cell, storage cell
has particulars: lead-acid accumulator, lead-acid battery, nicad, nickel-cadmium accumulator, nickel-iron accumulator, nickel-iron battery

a battery, acoustic storage, assault and battery, automobile battery, auxiliary storage, b battery, battery, battery acid, battery charger, battery powered, buffer storage, bunsen's battery, c battery, car battery, cold storage, computer storage, dry battery, electric battery, external storage, fixed storage, flashlight battery, galvanic battery, lead-acid battery, magnetic storage, magnetic storage medium, nickel-iron battery, non-volatile storage, nonvolatile storage, push-down storage, quartz battery, read-only storage, real storage, secondary storage, solar battery, stamp battery, storage, storage allocation, storage area, storage cell, storage device, storage locker, storage medium, storage ring, storage room, storage space, storage tank, storage warehouse, virtual storage, volatile storage, voltaic battery, water battery