pyrheliometer

[ pahyuhr-hee-lee-om-i-ter, pir- ]

/ ˌpaɪər hi liˈɒm ɪ tər, ˌpɪr- /

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noun Astrophysics.

an instrument for measuring the total intensity of the sun's energy radiation.

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Origin of pyrheliometer

First recorded in 1860–65; pyr- + helio- + -meter

OTHER WORDS FROM pyrheliometer

pyr·he·li·o·met·ric

[pahyuhr-hee-lee-uh-me-trik, pir-], /ˌpaɪər hi li əˈmɛ trɪk, ˌpɪr-/, adjective

Words nearby pyrheliometer

pyretic, pyretotherapy, Pyrex, pyrexia, pyrgeometer, pyrheliometer, Pyribenzamine, pyric, pyridine, Pyridium, pyridostigmine bromide

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for pyrheliometer

pyrheliometer

/ (pəˌhiːlɪˈɒmɪtə) /

noun

an instrument for measuring the intensity of the sun's radiant energy

Derived forms of pyrheliometer

pyrheliometric (pəˌhiːlɪəʊˈmɛtrɪk), adjective

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

Scientific definitions for pyrheliometer

pyrheliometer

[ pīr′hē-lē-ŏm′ĭ-tər ]

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.