Definition of electric charges:
(n) :
(physics) The quantity of unbalanced positive or negative ions in or on an object; measured in coulombs.
(n) :
(physics) The static electric energy of a charged body.
(n) :
(physics) A quantum number of some subatomic particles which determines their electromagnetic interactions; by convention the electron has an electric charge of โ1, the proton +1 and quarks have fractional charge.
(n) :
Any of several quantities related to electricity.