pyr·​he·​li·​om·​e·​ter ˌpī(-ə)r-ˌhē-lē-ˈä-mə-tər How to pronounce pyrheliometer (audio)
: an instrument for measuring the sun's radiant energy as received at the earth
pyrheliometric adjective

Word History


International Scientific Vocabulary

First Known Use

1841, in the meaning defined above

Time Traveler
The first known use of pyrheliometer was in 1841

Dictionary Entries Near pyrheliometer

Cite this Entry

“Pyrheliometer.” Dictionary, Merriam-Webster, Accessed 8 Dec. 2023.

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