- 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
Compare electromagnetic unit
WordReference Random House Unabridged Dictionary of American English © 2026
elec′trostat′ic u′nit, [Elect.]
- Electricitya unit, as a statampere, in the system of electric units derived from the force of repulsion between two static charges. Abbr.: esu, ESU
- 1855–60
Collins Concise English Dictionary © HarperCollins Publishers::
electrostatic unit n
'electrostatic unit' also found in these entries (note: many are not synonyms or translations):
electromagnetic unit
- e.s.u.
- esu
- Roentgen
- statampere
- statcoulomb
- statfarad
- stathenry
- statohm
- statvolt