
1) Charge unit 2) Electrical charge 3) Electromagnetic unit 4) Quantity unit 5) Unit of electrical charge 6) Unit of electrical charge 
Found on 
https://www.crosswordclues.com/clue/abcoulomb

 The abcoulomb (abC or aC) or electromagnetic unit of charge (emu of charge) is the basic physical unit of electric charge in the cgs-emu system of units. One abcoulomb is equal to ten coulombs. CGS-emu (or `electromagnetic cgs`) units are one of several systems of electromagnetic units within the centimetre gram second system of units; others in.....
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http://en.wikipedia.org/wiki/Abcoulomb

A unit of electrical charge equal to 10 coulombs. The charge that passes over a given surface in 1 second if a current of 1 abampere is flowing across the surface. ... Origin: ab + coulomb ... (05 Mar 2000) ... 
Found on 
http://www.encyclo.co.uk/local/20973

Type: Term Pronunciation: ab-kū-lom′ Definitions: 1. A unit of electrical charge equal to 10 coulombs. The charge that passes over a given surface in 1 second if a current of 1 abampere is flowing across the surface.
Found on 
http://www.medilexicon.com/medicaldictionary.php?t=42

[
n] - a unit of electrical charge equal to 10 coulombs
Found on 
http://www.webdictionary.co.uk/definition.php?query=abcoulomb

abcoulomb (abC) or (aC) The unit of electric charge in the electromagnetic centimeter-gram-second system, where one abcoulomb is equal to 10 coulombs.  In the electromagnetic cgs system, electrical current is a fundamental quantity defined via Ampère's law and takes the permeability as a dimensionless quantity (relative permeability) whose va...
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http://www.wordinfo.info/words/index/info/view_unit/4266/

The CGS unit of electric charge equal to 10 Coulomb.ttle='Abcoulomb';xiunt='abcoulomb';yiunt='coulomb';mconv=0.1;cconv=0.0;
Found on 
https://www.encyclo.co.uk/local/20687
 noun
 noun a unit of electrical charge equal to 10 coulombs
Found on 
https://www.encyclo.co.uk/local/20974

the centimeter-gram-second unit of quantity of electricity, equivalent to 10 coulombs.
Found on 
https://www.infoplease.com/dictionary/abcoulomb
  No exact match found.