Definition of coulomb noun from the Oxford Advanced Learner's Dictionary

 

coulomb

 noun
noun
BrE BrE//ˈkuːlɒm//
 
; NAmE NAmE//ˈkuːlɑːm//
 
, NAmE//ˈkuːlɔːm//
 
(abbreviation C)(physics)
 
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a unit for measuring electric charge Word Origin late 19th cent.: named after Charles-Augustin de Coulomb (1736–1806), French military engineer.
See the Oxford Advanced American Dictionary entry: coulomb