noun
potential difference; voltage
Physics/electronics term for the difference in electric potential between two points. Often used interchangeably with 電圧 (voltage), though 電位差 emphasizes the difference between specific points.
電池の両端の電位差を測定する。
Measure the potential difference across the battery terminals.
電位差が大きいほど、電流が
The greater the potential difference, the easier it is for current to flow.