How to say "voltage" in Japanese

Choosing the right word
  • 電圧でんあつCommon
    nounThe ordinary word for voltage as an electrical quantity, used in both everyday and technical talk about electricity. If you mean the measured voltage of a circuit or battery, this is the word you want.
  • nounThe katakana loanword for voltage. It can refer to electrical voltage, but it is also very often used figuratively for excitement, tension, or rising energy in a situation.

Use 電圧 for voltage as an electrical quantity in everyday and technical contexts; 「ボルテージ」 is the loanword, often for excitement or energy levels as well as technical voltage.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese equivalents

Say it right, write it right

Core lookup works fully offline, with cloud pronunciation and one-tap save & review. Free, no sign-up.

Free downloadWindowsFree downloadmacOSDownload on the App StoreGet it on Google Play
MobileiOS / Android

Android

QR code for the Google Play pageGet it on Google Play

Scan it with your Android phone to install, or search for “Tomoshi” on Google Play.

iOS

QR code for the App Store pageDownload on the App Store

Scan it with your iPhone camera to install, or search for “Tomoshi” in the App Store.

Install the browser extensionLook words up on any web page · Chrome / Edge / Safari

Screenshot of a Tomoshi lookup resultScreenshot of Tomoshi lookup results on a phone

Windows macOS Chrome / Edge / Safari extension iOS / Android