ACTINOMETRY
actinometry
(noun) measuring the intensity of electromagnetic radiation (especially of the sun’s rays)
Source: WordNet® 3.1
Etymology
Noun
actinometry (uncountable)
the measurement of the heating power of electromagnetic radiation, especially that of solar radiation
the measurement of the chemical or actinic energy of light
Source: Wiktionary
Ac`ti*nom"e*try, n.
1. The measurement of the force of solar radiation. Maury.
2. The measurement of the chemical or actinic energy of light. Abney.
Source: Webster’s Unabridged Dictionary 1913 Edition
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Word of the Day
19 March 2025
CLEVIS
(noun) a coupler shaped like the letter U with holes through each end so a bolt or pin can pass through the holes to complete the coupling; used to attach a drawbar to a plow or wagon or trailer etc.
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