electric charge

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electric charge ‎(plural electric charges)

  1. (physics) the static electric energy of a charged body
  2. (physics) the quantity of unbalanced positive or negative ions in or on an object; measured in coulombs
  3. (physics) a quantum number of some subatomic particles which determines their electromagnetic interactions; by convention the electron has an electric charge of -1, the proton +1 and quarks have fractional charge