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pyrheliometry

noun
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pyr·​heliometry | \ "+ \

Definition of pyrheliometry

: a branch of study dealing with the measurement of the heat of the sun's rays

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History and Etymology for pyrheliometry

pyrheliometer + -y

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“Pyrheliometry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pyrheliometry. Accessed 26 Sep. 2020.

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