pho·tom·e·ter (f -t m  -t r)n. An instrument for measuring a property of light, especially luminous intensity or flux. |
photometer [fəʊˈtɒmɪtə]
n
(Physics / General Physics) an instrument used in photometry, usually one that compares the illumination produced by a particular light source with that produced by a standard source See also spectrophotometer
photometer
an instrument for measuring various characteristics of light, as intensity, distribution, flux, color, etc.
See also: Instruments
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  photometer - measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard sourcemeasuring device, measuring instrument, measuring system - instrument that shows the extent or amount or quantity or degree of something spectrophotometer - a photometer for comparing two light radiations wavelength by wavelength |
| 2. |  photometer - photographic equipment that measures the intensity of lightcytophotometer - a photometer that can be used to locate and identify chemical compounds in a cell by measuring the intensity of the light that passes through stained sections of the cytoplasm photographic equipment - equipment used by a photographer |
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