photometry

[ foh-tom-i-tree ]
/ foʊˈtɒm ɪ tri /

noun

the measurement of the intensity of light or of relative illuminating power.
the science dealing with such measurements.

Origin of photometry

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

OTHER WORDS FROM photometry

pho·to·met·ric [foh-tuh-me-trik] /ˌfoʊ təˈmɛ trɪk/, pho·to·met·ri·cal, adjective pho·tom·e·trist, pho·to·me·tri·cian [foh-tuh-me-trish-uh n] /ˌfoʊ tə mɛˈtrɪʃ ən/, noun

Example sentences from the Web for photometry

British Dictionary definitions for photometry

photometry
/ (fəʊˈtɒmɪtrɪ) /

noun

the measurement of the intensity of light
the branch of physics concerned with such measurements

Derived forms of photometry

photometric (ˌfəʊtəˈmɛtrɪk), adjective photometrically, adverb photometrist, noun

Scientific definitions for photometry

photometry
[ fō-tŏmĭ-trē ]

The measurement of the intensity, brightness, or other properties of light. Also called photometrics See also luminous intensity.