Associations to the word «Photometer»

Wiktionary

PHOTOMETER, noun. (physics) Any of several instruments used to measure various aspects of the intensity of light.
PHOTOMETER, verb. (astronomy) To measure some aspect of light (from a star) using a photometer.

Dictionary definition

PHOTOMETER, noun. Measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source.
PHOTOMETER, noun. Photographic equipment that measures the intensity of light.

Wise words

The short words are best, and the old words are the best of all.
Winston Churchill