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battery

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noun battery pronunciation in American English /ˈbæt(ə)ri/
Word Forms
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singularbattery
pluralbatteries
  1. 1
    [countable] an object that fits into something such as a radio, clock, or car and supplies it with electricity

    I need some new batteries for my Walkman.

    The battery is dead (=no longer working).

    charge/recharge a battery (=provide it with power):

    Maybe it won’t start because the battery needs recharging.

  2. 4
    [singular] a group of similar things
    battery of:

    He put her through a battery of tests.

SOLE

… a teaching method in which groups of children learn independently using a computer linked to the internet

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bankster

a derogatory word used for referring to people in the banking and investment industry who are thought of as taking serious risks in order to increase their own earnings …

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