Origin of potentiometerfrom potential + -meter
- A three-terminal resistor with a manually adjustable center connection that adjusts the resistance between the end terminals and the center, whose uses include controlling the volume of an amplifier. Also called pot 3.
- An instrument for measuring an unknown voltage by comparison to a standard voltage.
Origin of potentiometerpotenti(al) -meter
- A mechanical variable resistor.
See more at resistor
- An instrument for measuring an unknown voltage by comparison with a known voltage, such as that of a generator.