[pahyuh r-hee-lee-om-i-ter, pir-]
- an instrument for measuring the total intensity of the sun's energy radiation.
Origin of pyrheliometer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an instrument for measuring the intensity of the sun's radiant energy
- An instrument used to measure the total amount of radiation from the Sun that hits a surface. It works by converting the Sun's heat into a voltage that is then recorded by a voltmeter.
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