interferometer

noun/ˌɪntərfəˈrɑmɪtər/

Frequency rank: #19,245 of 20,003 in the WORDED list (wordfreq data)

Meaning

an instrument that uses the interference of light waves to make precise measurements of distance or wavelength.

Illustration for the English word “interferometer”

Example sentence

Scientists used the interferometer to measure tiny changes in the distance between the two mirrors.

Synonyms & related words

More words in ranks 19,201–19,300