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
1 February 2025
GRIP
(noun) an intellectual hold or understanding; “a good grip on French history”; “they kept a firm grip on the two top priorities”; “he was in the grip of a powerful emotion”; “a terrible power had her in its grasp”
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