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photometer (n.)

"instrument used to measure the intensity of light," 1778, from photo- "light" + -meter "device for measuring." Related: Photometric; photometry (1760).

Entries related to photometer

photo- 

word-forming element meaning "light" or "photographic" or "photoelectric," from Greek photo-, combining form of phōs (genitive phōtos) "light" (from PIE root *bha- (1) "to shine").

-meter 
word-forming element meaning "device or instrument for measuring;" commonly -ometer, occasionally -imeter; from French -mètre, from Greek metron "a measure," from PIE root *me- (2) "to measure."

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Definitions of photometer

photometer (n.)
measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source;
photometer (n.)
photographic equipment that measures the intensity of light;
Synonyms: light meter / exposure meter
From wordnet.princeton.edu

Dictionary entries near photometer

photographic

photography

photogravure

photoinduction

photojournalism

photometer

photomontage

photon

photoperiodism

photophobia

photoshop

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