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Photometer   /fətˈɑmɪtər/   Listen
noun
Photometer  n.  (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.






Collaborative International Dictionary of English 0.48








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"Photometer" Quotes from Famous Books



... brilliancy, splendor; effulgence, refulgence; fulgor^, fulgidity^; dazzlement^, resplendence, transplendency^; luminousness &c adj.; luminosity; lucidity; renitency^, nitency^; radiance, radiation; irradiation, illumination. actinic rays, actinism; Roentgen-ray, Xray; photography, heliography; photometer &c 445. [Science of light] optics; photology^, photometry; dioptrics^, catoptrics^. [Distribution of light] chiaroscuro, clairobscur^, clear obscure, breadth, light and shade, black and white, tonality. reflection, refraction, dispersion; refractivity. ...
— Roget's Thesaurus of English Words and Phrases: Body • Roget



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