follow Dictionary.com

How do you spell Hannukah?

potentiometer

[puh-ten-shee-om-i-ter] /pəˌtɛn ʃiˈɒm ɪ tər/
noun, Electricity
1.
a device for measuring electromotive force or potential difference by comparison with a known voltage.
Origin
1880-1885
1880-85; potenti(al) + -o- + -meter
Related forms
potentiometric
[puh-ten-shee-uh-me-trik] /pəˌtɛn ʃi əˈmɛ trɪk/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Examples from the web for potentiometer
  • Jumps or other inconsistencies indicate that the azimuth potentiometer has bad or worn spots.
  • Wires are of two uniaxial load cells and a string potentiometer.
  • Connect the potentiometer to an appropriate thermocouple and insert the thermocouple in a beaker of boiling water.
British Dictionary definitions for potentiometer

potentiometer

/pəˌtɛnʃɪˈɒmɪtə/
noun
1.
an instrument for determining a potential difference or electromotive force by measuring the fraction of it that balances a standard electromotive force
2.
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
Cite This Source
Word Origin and History for potentiometer
n.

1868, a hybrid formed from comb. form of Latin potentia "power" (see potential) + Greek-derived -meter.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
potentiometer in Science
potentiometer
  (pə-těn'shē-ŏm'ĭ-tər)   
  1. A mechanical variable resistor. See more at resistor.

  2. An instrument for measuring an unknown voltage by comparison with a known voltage, such as that of a generator.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for potentiometer

Few English speakers likely know this word

Word Value for potentiometer

0
20
Scrabble Words With Friends