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more about actinometer
actinometer |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Actinometer \Ac`ti*nom"e*ter\, n. [Gr. ?, ?, ray + -meter] a An instrument for measuring the direct heating power of the sun's rays. b An instrument for measuring the actinic effect of rays of light. From WordNet r 1.6 [wn]: actinometer n : an instrument for measuring the intensity of radiation (usually by the photochemical effect)
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