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electrostatic unit

noun, Electricity
1.
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
1855-1860
1855-60
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for electro static unit

electrostatic unit

noun
1.
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 Abbreviation ESU, e.s.u. Compare electromagnetic unit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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