Definition of accumulator in English:



  • 1A person or thing that accumulates something.

    ‘he's a voracious accumulator of economic facts and data’
    ‘rugs are the greatest accumulators of dust and dirt in every house’
    • ‘By far the largest area and biggest junk accumulator is generally the trunk.’
    • ‘Many negative attitudes still prevail about wealth and the wealthy - the great accumulators of capital.’
    • ‘As braking takes place, energy is captured with the flow of oil from the low-pressure tank to the high-pressure accumulator.’
    • ‘But wealth accumulators aren't not just better off for it, they also feel better about their lives.’
    • ‘US assets will need to get cheap enough or offer high enough yields to keep foreigners willing holders and accumulators of US assets.’
    • ‘Solar radiation passing through the facade is absorbed by water-cooled ceiling panels and the energy transported through a heat exchanger to a heat accumulator.’
    • ‘The successful families were steady accumulators, buying when stocks were up and when they were down.’
    • ‘A keen accumulator of money, he has always used the media for his own ends - without, it must be said, making a single enemy.’
    • ‘During the postflight inspection, we found a ruptured main-rotor hose, which made the accumulator lose all its hydraulic fluid, resulting in the system failure.’
    • ‘The innovative hybrid drive system used a hydraulic accumulator to store braking energy which was then recycled to launch the heavy truck up to 25 mph or so.’
    penny-pincher, pinchpenny, niggard, cheese-parer, scrooge
    View synonyms
  • 2British A large rechargeable battery.

    • ‘However, within a year of the resort opening, the local technicians couldn't figure out how to service the wind turbines and the batteries for the accumulators.’
    • ‘Past the radio shop on the corner where we took the accumulator for our wireless set to be recharged.’
    • ‘Oh, there were switches, one in each room for the electric light, and there was an early radio set, run on an wet-cell accumulator, that had two knobs on it, but there were no pushbuttons.’
    • ‘It is to him that we owe no less the transformer which, at a touch on a simple switch, draws on the force that lives in the accumulators and releases it as heat, light, electricity, or mechanical power after it has performed any task we need.’
    • ‘After recharging both accumulators, I emergency-extended the refueling probe.’
    • ‘One of my more responsible Saturday morning jobs was to take two accumulators to the ‘wireless shop’ for recharging and to collect two replacements.’
    • ‘Off we went, me with an accumulator in each hand and she swinging her shopping bag and skipping along beside me.’
    • ‘A short circuit of the switches controlling the electricity supply and aged accumulators led to the accident - resulting in trains being halted for over an hour and seriously affecting 450,000 passengers.’
    • ‘The Slater brothers built up a business delivering heavy, acid-filled accumulator batteries to power those early sets over a large area of the Dales.’
    • ‘We had a wireless, which was a swan like speaker, it operated on a small flat torch battery and an accumulator, we also had a piano which my mother played.’
    cell, power unit
    View synonyms
  • 3British A bet placed on a series of races (or other events), the winnings and stake from each being placed on the next.

    ‘an eight-horse accumulator’
    • ‘Two bets on the same game in an accumulator, Steve?’
    • ‘Catherine and husband Padraic at first thought she had won around €5,000 when her accumulator bet on all races at Fairyhouse yielded seven wins.’
    • ‘Their day out will have plenty of twists and turns, with each of them having good reason for hoping their six-race accumulator will bring them £500,000.’
    • ‘The first part in the accumulator was €10 on ‘Cane Brake’ at the starting price of 7/4 which returned €27.50.’
    • ‘The mystery customer won £2,838 at the Tote bookmakers in Well Croft, Shipley, after putting a £2 bet on the shop's Scoop6 accumulator bet last Saturday.’
    • ‘She liked to put a few bob on the horses, too, and once astounded veteran punters when she picked seven winners on the one card in an amazing accumulator.’
    • ‘Well you can't go wrong with them if you do them as an each-way accumulator.’
    • ‘My accumulator was bust, but glory be, Steve Cauthen rode Southern Sky to win the last leg of my Yankee at odds of 3-1, and I won £192.’
    • ‘These can then be yoked together in exotic combinations, rather like accumulator bets.’
    • ‘The best accumulator bet would be that United will be in at the death, that Leeds push them to the limit, and that Liverpool will win the Uefa Cup if they can overcome Bara.’
    • ‘The winner of the Christmas accumulator was Mick Kane.’
    • ‘In 1949, at the age of 16, he placed a £10 bet on a three-horse accumulator at the old Lewes track and won £8,000, the equivalent of £170,000 today.’
    • ‘And despite scooping one of the biggest ever bonanza from a £1 bet, the sports lover was only one result away from claiming another £15,000 on a separate accumulator bet on 10 other matches.’
    • ‘Racehorse Promotion - owned by the Queen - romped home in the final race of a Tote accumulator at Sandown last Tuesday night, netting the 50-something punter a cool £100,000.’
    • ‘Normally, multiplying up these odds - in what's called an accumulator - would give him 105, 730 times his original stake.’
    • ‘I was so disgusted, I picked the winner (so what if he was favourite?) and did an accumulator on that and the 5th placed horse to place so I won £16’
    • ‘Throw a selection of likely-looking away wins into an accumulator and you could be quids in come the close season.’
    • ‘He won the opening speed competition on Thursday on Night Dancer, and followed this up by winning the accumulator on the same horse on Friday, and taking 7th place in the final on Sunday when drawn first.’
    • ‘Had he placed a £1 win accumulator bet on all six winners in a normal high street bookies he would have won £33, 150.’
    • ‘And the introduction of accumulators, where gamblers can win huge sums with a low stake by predicting a series of wins, gave him the odd heart murmur down the years.’
    wager, stake, gamble, ante
    View synonyms
  • 4Computing
    A register used to contain the results of an arithmetical or logical operation.

    • ‘24-bit MAC with a 56-bit accumulator with capabilities for double precision modes when necessary’
    • ‘This information in conjunction with steering logic and accumulator registers is used to control the steering and storing of the frame data as it passes through the DMAC to the transmit buffer or from the receive buffer.’
    • ‘High data protection and data integrity with ECC (error correction counters) in cache memory and accumulator memories.’
    • ‘Trying being the important part of the sentence - his laptop was by turns crashing and telling him the accumulator was empty.’