potentiometer

[ puh-ten-shee-om-i-ter ]

/ pəˌtɛn ʃiˈɒm ɪ tər /

noun Electricity.

a device for measuring electromotive force or potential difference by comparison with a known voltage.

Nearby words

potential, electric, potentiality, potentially, potentiate, potentilla, potentiometer, potentiometric, potentiometric surface, potentiometric titration, potently, potenza

Origin of potentiometer

1880–85; potenti(al) + -o- + -meter

Related forms

po·ten·ti·o·met·ric

[puh-ten-shee-uh-me-trik] /pəˌtɛn ʃi əˈmɛ trɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for potentiometric (1 of 2)

potentiometric

/ (pəˌtɛnʃɪəˈmɛtrɪk) /

adjective

chem (of a titration) having the end point determined by a change in potential of an electrode immersed in the solution

British Dictionary definitions for potentiometric (2 of 2)

potentiometer

/ (pəˌtɛnʃɪˈɒmɪtə) /

noun

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

Sometimes shortened to: pot

Derived Forms

potentiometry, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Science definitions for potentiometric

potentiometer

[ pə-tĕn′shē-ŏm′ĭ-tər ]

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.