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thermopile

American  
[thur-muh-pahyl] / ˈθɜr məˌpaɪl /

noun

Physics.
  1. a device consisting of a number of thermocouples joined in series, used for generating thermoelectric current or for detecting and measuring radiant energy, as from a star.


thermopile British  
/ ˈθɜːməʊˌpaɪl /

noun

  1. an instrument for detecting and measuring heat radiation or for generating a thermoelectric current. It consists of a number of thermocouple junctions, usually joined together in series

"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

thermopile Scientific  
/ thûrmə-pīl′ /
  1. A device consisting of a number of thermocouples connected in series or parallel, used for measuring temperature or generating current.


Etymology

Origin of thermopile

First recorded in 1840–50; thermo- + pile 1

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

While some devices have shown improved performance by combining layers with different thermopower signs in thermopile devices, this approach generally requires the use of different materials and altering the manufacturing process.

From Science Daily Jan. 23, 2024

On the top of the mountain, at an elevation of ten thousand feet, he found that the moon's rays affected his thermopile to the same extent as a standard candle ten feet away.

From Scientific American Supplement, No. 443, June 28, 1884 by Various

The third or thermopile method is favored by the authors, who prefer a circuit of platinum and an alloy of platinum with ten per cent. of rhodium.

From Scientific American Supplement, No. 1082, September 26, 1896 by Various

Dr. G. Gore, F.R.S., has invented an improved thermopile for measuring small electromotive forces.

From Scientific American Supplement, No. 441, June 14, 1884. by Various

We have no time or space here to describe Professor Langley's "bolometer;" it must suffice to say that it seems to stand to the thermopile much as that does to the thermometer.

From Scientific American Supplement, No. 443, June 28, 1884 by Various

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