photometry

American  

[foh-tom-i-tree] / foʊˈtɒm ɪ tri /

noun

1. the measurement of the intensity of light or of relative illuminating power.

2. the science dealing with such measurements.

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photometry British  

/ fəʊˈtɒmɪtrɪ /

noun

1. the measurement of the intensity of light

2. the branch of physics concerned with such measurements

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photometry Scientific  

/ fō-tŏm′ĭ-trē /

1. The measurement of the intensity, brightness, or other properties of light.

2. Also called photometrics

3. See also luminous intensity

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Other Word Forms

• photometrician
  noun
• photometrist
  noun
• photometric
  adjective
• photometrical
  adjective
• photometrically
  adverb

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Etymology

Origin of photometry

From the New Latin word photometria, dating back to 1815–25. See photo-, -metry

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Example Sentences

See Examples For:

photometry

The new study pioneers a new approach to use photometry -- with an unprecedented four filters -- to find the supernovae, classify them and measure their light curves.

From Science Daily ● Jan. 8, 2024

Rather than let her continue with the spectra, he instead directed her to the field of standard photometry.

From Scientific American ● Jun. 22, 2023

Curious what the rodents’ brain activity might reveal, Hu and her colleagues turned to a technique called fiber photometry, a kind of brain-imaging and mind-control technique all in one.

From Science Magazine ● Jan. 27, 2023

One of the most tried-and-true methods of exoplanet hunting is called transit photometry, which is basically pointing a telescope at a star and measuring the light when a planet swings past.

From Salon ● Sep. 13, 2022

This arrangement leaves untouched the old difficulty in photometry, that arising from the different colors of different lights.

From Scientific American Supplement, No. 492, June 6, 1885 by Various

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