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noun Physics.
  1. a form of pyrometer that measures temperature by optical or photometric means.
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Origin of pyrophotometer

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for pyrophotometer


  1. a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits
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Derived Formspyrophotometry, 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