PHOTOMETER

photometer

(noun) measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source

Source: WordNet® 3.1


Etymology

Noun

photometer (plural photometers)

(physics) Any of several instruments used to measure various aspects of the intensity of light.

Hyponyms

• colorimetric photometer

• distribution photometer

• electronic photometer

• flame photometer

• flicker photometer

• grease spot photometer

• infrared photometer

• integrating-sphere photometer

• Joly photometer

• Kepler photometer

• light-distribution photometer

• photoelectric photometer

• photoemissive tube photometer

• shadow photometer

• spectrophotometer

• sphere photometer

• telephotometer

• ultraviolet photometer

• visual photometer

• wax-block photometer

• wedge photometer

Verb

photometer (third-person singular simple present photometers, present participle photometering, simple past and past participle photometered)

(astronomy) To measure some aspect of light (from a star) using a photometer.

Anagrams

• prototheme

Source: Wiktionary


Pho*tom"e*ter, n. Etym: [Photo- + -meter: cf. F. photomètre.] (Physics)

Definition: An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

16 May 2025

AMPHIPROSTYLAR

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Coffee Trivia

According to Guinness World Records, the most massive cup of coffee contained 22,739.14 liters and was created by Alcaldía Municipal de Chinchiná (Colombia) at Parque de Bolívar, Chinchiná, Caldas, Colombia, on 15 June 2019. Fifty people worked for more than a month to build this giant cup. The drink prepared was Arabic coffee.

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