Where does “overcurrent” come from?

Overcurrent combines Old English ofer- (over) with Latin currere (to run), ultimately deriving from Proto-Indo-European kers- (to run).

overcurrent (English): A larger-than-intended electric current

Definitions

  1. A larger-than-intended electric current

Ancestry of “overcurrent”, step by step

overcurrent traces back through two separate lines of ancestry.

via English over

StepLanguageWordMeaning
1EnglishoverDiscontinued; ended or concluded; Thoroughly;...
2Middle Englishoverriverbank, seashore, brink
3Old Englishōferriverbank, seashore, brink, edge, margin, border
4Proto-West Germanicobarover, above
5Proto-Germanicuberover; over, above
6Proto-Indo-Europeanupérabove; over
7Proto-Indo-Europeanupóunder, below
8Proto-Indo-Europeanh₃ewp-

via English current

StepLanguageWordMeaning
1EnglishcurrentThe generally unidirectional movement of a gas or...
2Middle Englishcurraunt
3Old Frenchcurantpresent participle of corre; alternative form of...
4Old FrenchcourreAlternative form of corre; to run
5Latincurreresecond-person singular future passive indicative...
6Proto-Indo-Europeanḱers-to run
Every word from Proto-Indo-European h₃ewp-
overcurrent — Etymology, Origin & Word History | Etymology Explorer