electro static unit

electrostatic unit

noun Electricity.
a unit, as a statampere, in the system of electric units derived from the force of repulsion between two static charges. Abbreviation: esu, ESU

Origin:
1855–60

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electrostatic unit
 
n
Compare electromagnetic unit ESU, Abbreviation: e.s.u. any unit that belongs to a system of electrical cgs units in which the electric constant is given the value of unity and is taken as a pure number

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