- an apparatus for measuring high temperatures that uses the radiation emitted by a hot body as a basis for measurement.
Origin of pyrometer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for pyrometer
The long tube that held the pyrometer was formed of the same metal.Two Thousand Miles Below
Charles Willard Diffin
"The pyrometer's on the red, and the oven's hot," and the man left his bench.Spacehounds of IPC
Edward Elmer Smith
For this reason the use of a pyrometer, when possible, saves mistakes and trouble.Choice Cookery
In one corner was Lavoisier's pyrometer; in another Berard's gas food-warmer.Black Diamonds
This pyrometer is probably the most widely used at the present time.
- an instrument for measuring high temperatures, esp by measuring the brightness (optical pyrometer) or total quantity (radiation pyrometer) of the radiation produced by the source. Other types include the resistance thermometer and the thermocouple
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