Definition of photometry in English:

photometry

noun

  • See photometer

    • ‘Spectral reflectance properties were measured using flash photometry between 300 and 700 nm.’
    • ‘The initial comparison with spectral photometry at Tsukuba Aerological Observatory showed that these two types of the measurement were remarkably concordant in general, but there existed some variability and divergence.’
    • ‘Ultraviolet photometry is most commonly used method, but it takes as long as 30 seconds to take one measurement.’
    • ‘We have performed side-by-side comparative measurements of solar-UV radiation with spore dosimetry and spectral photometry in several campaigns held at four sites in Japan and Europe.’
    • ‘Prior to commencing the experiment flicker photometry was used to adjust the energy of the green and blue-green cues to be approximately isoluminant with the grey frames.’

Pronunciation

photometry

/fə(ʊ)ˈtɒmɪtri/