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 WordNet Dictionary |
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| | Definition: | |
[n] measuring the intensity of electromagnetic radiation (especially of the sun's rays) |
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ACTINOMETRY is a 11 letter word that starts with A. |
| | See Also: | | measure, measurement, measuring, mensuration |
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| Webster's 1913 Dictionary |
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| | Definition: | | \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.
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