photometer in Gujarati ગુજરાતી
photometer in Hindi हिन्दी
photometer in Maithili মৈথিলী
photometer in Sindhi سنڌي
photometer in English
- photometer⇄photometer, noun.
any one of various instruments for measuring light, such as the intensity of light, light distribution, illumination, or luminous flux.
Ex. The photometer is used to measure, simultaneously, the luminosities and diameters of