To reverse or change the direction of (electric current), especially in an electric motor or generator; to undergo or cause commutation.
From Latin commutatus (past participle of commutare 'to change'). Became a technical electrical term in the late 19th century with the rise of electric machinery.
Without commutation—the switching of electric current direction—electric motors wouldn't work! This one Latin word describes the exact mechanism that powers everything from your toothbrush to electric cars.
Complete word intelligence in one call. Free tier — 50 lookups/day.