tachometer

Mane (Îngilîzî)

1. A device for measuring the revolutions per minute (RPMs) of a revolving shaft, as with the driveshaft of an automobile.
2. A device for measuring or indicating velocity or speed, as of blood, a river, a machine, etc.

Hevwate

speedometer

tach

revolution counter

velocimeter

speed indicator

tachograph

kinemometer

ratemeter

rheometer

revolution indicator

speed counter

tacho

pitometer

flow rate meter

air speed indicator

current-meter

spin counter

RPM gauge

flowmeter

rev-counter

hydrometer

revcounter

rev counter

revolution meter

hydrodynamometer

Werger

tacómetro

Drehzahlmesser

tachymètre

contagiri

ταχόμετρο

tacòmetre

tacômetro

Geschwindigkeitsmesser

tachimetro

Tachometer

στροφόμετρο

toerenteller

snelheidsmeter

comptavoltes

compta-revolucions

Wekî (IPA) tê bilêvkirin

/təˈkɒmətə(ɹ)/

Etîmolojî (Îngilîzî)

From tacho- + -meter.