You know what it looks like… but what is it called?
TAKE THE QUIZpyrheliometry
noun
pyr·heliometry
"+
: a branch of study dealing with the measurement of the heat of the sun's rays
Love words? Need even more definitions?
Merriam-Webster unabridged
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- Namesake of the leotard, Jules Léotard had what profession?


Can you make 12 words with 7 letters?
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