accumulator

Meanings

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

Etymology tree Proto-Indo-European *h₂éd Proto-Italic *ad Proto-Italic *ad- Latin ad- Proto-Indo-European *ḱewh₁- Proto-Indo-European *ḱuh₁mósder.? Latin cumulus Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Italic *-āō Latin -ō Latin cumulō Latin accumulō Proto-Indo-European *-tōr Proto-Italic *-tōr Latin -tor Latin accumulātorbor. English accumulator From Latin accumulātor, agent noun of accumulō (“pile up”), accumulate + -or.