Where does “upcurrent” come from?

upcurrent (English) comes from English current, from Middle English curraunt, from Old French curant, from Old French courre, from Latin currere, from Proto-Indo-European ḱers- — to run.

upcurrent (English): An upward-moving current

Definitions

  1. An upward-moving current

Ancestry of “upcurrent”, step by step

upcurrent traces back through two separate lines of ancestry.

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

via English up

StepLanguageWordMeaning
1EnglishupAway from the surface of the Earth or other...
2Middle Englishupto a vertical axis
3Old Englishuppup; upstairs
4Proto-West Germanic*upp
Every word from Proto-Indo-European ḱers-Every word from Latin currereEvery word from Old French courre