accumulator
ac-cu-mu-la-tor
noun
A rechargeable device storing electrical energy, often for vehicles.
"My car needs a new accumulator."
noun
A device or system that collects or stores something.
"The dust filter acts as an accumulator."
noun
A single bet combining multiple selections, all needing to win.
"He won big on his football accumulator."
Thesaurus
Synonyms: gatherer, collector, storage battery, accumulator register