accumulator

1. referred to in: revenue enhancement, tax, taxation - charge against a citizen's person or property or activity for the support of government
   is a type of: worker - a person who works at a specific occupation
   subtypes:

   • conductor - the person who collects fares on a public conveyance
   • gleaner - someone who gathers something in small pieces (e.g. information) slowly and carefully
   • rent collector - a person who goes from house to house collecting rents for the owner
   specific instances: gardner, isabella stewart gardner - United States collector and patron of art who built a museum in Boston to house her collection and opened it to the public in 1903 (1840-1924)
   same as: collector, gatherer
2. is a type of: galvanic battery, voltaic battery - battery consisting of a number of voltaic cells arranged in series or parallel
   subtypes:

   • lead-acid accumulator, lead-acid battery - a battery with lead electrodes with dilute sulphuric acid as the electrolyte; each cell generates about 2 volts
   • nicad, nickel-cadmium accumulator - a rechargeable battery with a nickel cathode and a cadmium anode; often used in emergency systems because of its low discharge rate when not in use
   • nickel-iron accumulator, nickel-iron battery - a storage battery having a nickel oxide cathode and an iron anode with an electrolyte of potassium hydroxide; each cell gives about 1.2 volts
   has:

   • anode - the negatively charged terminal of a voltaic cell or storage battery that supplies current
   • cathode - the positively charged terminal of a voltaic cell or storage battery that supplies current
   • grid, storage-battery grid - a perforated or corrugated metal plate used in a storage battery as a conductor and support for the active material
   • secondary cell, storage cell - a cell that can be recharged
   same as: storage battery
3. referred to in: computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
   is a type of: register - (computer science) memory device that is the part of computer memory that has a specific address and that is used to hold information of a specific kind
   same as: accumulator register

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