# accumulator

> English word · Noun · IPA /əˈkjum.jəˌleɪ.tɚ/ · frequency rank #41,493

## Definitions
1. One who, or that which, accumulates.
2. A wet-cell storage battery.
3. A collective bet on successive events, with both stake and winnings being carried forward to accumulate progressively.
4. A system of elastic springs for relieving the strain upon a rope, as in deep-sea dredging.
5. A vessel containing pressurized hot water ready for release as steam.
6. 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).
7. A register or variable used for holding the intermediate results of a computation or data transfer.
8. A derivative contract under which the seller commits to sell shares of an underlying security at a certain strike price, which the buyer is obligated to buy.
9. One who takes two higher degrees simultaneously, to reduce their length of study.
10. A one way membership function.

## Etymology
From Latin accumulātor, agent noun of accumulō (“pile up”), accumulate + -or.

## Easily confused with
- **accumulate** (https://plainspell.com/en/vs/accumulate-vs-accumulator)
- **accumulated** (https://plainspell.com/en/vs/accumulated-vs-accumulator)
- **accumulation** (https://plainspell.com/en/vs/accumulation-vs-accumulator)

## Common misspellings (14)
`accmuulator`, `accumluator`, `accummulator`, `accumualtor`, `accumulaotr`, `accumulatorr`, `accumulatro`, `accumulattor`, `accumullator`, `accumultaor`, `accuumlator`, `acucmulator`, `acumulator`, `cacumulator`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/accumulator