ACCUMULATORとは 意味・読み方・使い方

発音

• (米国発音) IPA: /əˈkjum.jəˌleɪ.tɚ/

名詞

accumulator (plural accumulators)

1. (literal) One who, or that which, accumulates.

   Synonym: collector

   He is a great accumulator of bad jokes.

2. (British) A wet-cell storage battery.

   Looks like it's time to recharge the accumulator again.

3. (gambling) A collective bet on successive events, with both stake and winnings being carried forward to accumulate progressively.

   Synonym: parlay

   • 2000, Guinness World Records, Guinness Book of Records 2000, Demco Media, →ISBN:

     The largest payout for a bet on a horse race was $1,627,084 after tax, paid to Britons Anthony Speelman and Nicholas Cowan on their $64 nine-horse accumulator at Santa Anita Racecourse, California, in 1987.

4. (mechanics) A system of elastic springs for relieving the strain upon a rope, as in deep-sea dredging.
5. (manufacturing) A vessel containing pressurized hot water ready for release as steam.
6. (engineering, hydraulics) 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).

   Synonym: shock absorber

7. (programming) A register or variable used for holding the intermediate results of a computation or data transfer.
   • 1986, Jules H. Gilder, Apple IIc and IIe Assembly Language, Springer Science & Business Media, →ISBN, page 139:

     The contents of the memory location and accumulator are NOT altered, but the Negative, Zero and Carry flags are conditioned according to the result of the subtraction.

   • 2011, Oliver Sturm, Functional Programming in C#, John Wiley & Sons, →ISBN, page 122:

     The function signature has changed to include the additional parameter accumulator. This parameter, in a way, takes on the job of the return value.

8. (finance) 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.

   Synonym: share forward accumulator

   • 2014, Jerome Yen, Kin Keung Lai, Emerging Financial Derivatives, Routledge, →ISBN:

     This product was fairly popular among investors in Hong Kong in 2007 considering the market conditions at that time. It is an accumulator of the underlying stock with a contract period of 12 months.

9. (UK, education, historical) One who takes two higher degrees simultaneously, to reduce their length of study.
   • 1691–92, Anthony Wood (antiquary), Athenæ Oxonienses

     The first of these two was a compounder, the other who was an accumulator, was lately made provost of Trin. coll. near Dublin, and on the 31st of March 1692 was nominated bish. of Kilmore.

10. (cryptography) A one way membership function.

派生語

関連する語

• accumulate
• accumulation
• accumulative

Further reading

• accumulator on Wikipedia.Wikipedia

発音

• (Classical Latin) IPA: [ak.kʊ.mʊˈɫaː.tɔr]
• (modern Italianate Ecclesiastical) IPA: [ak.ku.muˈlaː.t̪or]

語源 1

accumulō (“to amass”) +‎ -tor

名詞

accumulātor m (genitive accumulātōris); third declension

1. one who heaps up, amasses, or hoards

語形変化

Third-declension noun.

語源 2

See the etymology of the corresponding lemma form.

動詞

accumulātor

1. second/third-person singular future passive imperative of accumulō

参照

• “accumulator”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “accumulator”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers
• “accumulator”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.