photometry

noun/foʊˈtɒmɪtri/

Frequency rank: #19,594 most common English word

Meaning

The measurement of the intensity or brightness of light.

Illustration for the English word “photometry”

Example sentence

Scientists used photometry to measure the brightness of distant stars with great precision.

Synonyms & related words

  • radiometry
  • luminometry

Practice this word in the quiz

More words in ranks 19,501–19,600