Accumulator (noun)

  1. A device or system that stores energy, especially electricity.
  2. A person or entity that accumulates or collects things over time.


Derived from the latin word "accumulare" which means "to pile up".


  1. The wind turbine has an accumulator that stores excess energy for later use.
  2. The batteries in the car serve as the primary accumulator for electrical energy.
  3. He was a known accumulator of antique cars and had a vast collection.
  4. The company's stock portfolio serves as an accumulator of wealth for the firm.
  5. She was a lifelong accumulator of rare books and had a library that was the envy of many collectors.
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