photometry

(fō tämə trē)

noun

  1. the measurement of the intensity of light
  2. the branch of optics dealing with this

Origin: ModL photometria: see photo- & -metry

Related Forms:

See photometry in American Heritage Dictionary 4

noun
Measurement of the properties of light, especially luminous intensity.

Related Forms:

  • phoˌto·metˈric (fōˌtə-mĕtˈrĭk), phoˌto·metˈri·cal (-rĭ-kəl) adjective
  • phoˌto·metˈri·cal·ly adverb
  • pho·tomˈe·trist noun

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