tachometer in Hindi हिन्दी
tachometer in Kannada ಕನ್ನಡ
tachometer in Tamil தமிழ்
tachometer in Urdu اُردُو
tachometer in English
- tachometer⇄tachometer, noun.
1. an instrument for measuring the speed of rotation, as of a shaft or wheel.
2. any one of various instruments for measuring or indicating speed, as of a river or the blood.