photometer
(Science: apparatus, physics) An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power.
Origin: Photo: cf. F. Photometre.
photometer (Science: apparatus, physics) An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power. Origin: Photo: cf. F. Photometre...
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