WordReference Random House Unabridged Dictionary of American English © 2019
(pə ten′shē om′i tər),USA pronunciation n. [Elect.]
(pə ten′shē ə me′trik),USA pronunciation adj.
- Electricitya device for measuring electromotive force or potential difference by comparison with a known voltage.
- ElectricitySee voltage divider.
- 1880–85; potenti(al) + -o- + -meter
Collins Concise English Dictionary © HarperCollins Publishers::
potentiometer /pəˌtɛnʃɪˈɒmɪtə/ n
Sometimes shortened to: pot poˌtentiˈometry n
- an instrument for determining a potential difference or electromotive force by measuring the fraction of it that balances a standard electromotive force
- a device with three terminals, two of which are connected to a resistance wire and the third to a brush moving along the wire, so that a variable potential can be tapped off: used in electronic circuits, esp as a volume control
'potentiometer' also found in these entries: