in·​ter·​fer·​om·​e·​ter | \ ˌin-tər-fə-ˈrä-mə-tər How to pronounce interferometer (audio) , ˌin-tə-, -ˌfi-ˈrä-\

Definition of interferometer

: an apparatus that utilizes the interference of waves (as of light) for precise determinations (as of distance or wavelength)

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Other Words from interferometer

interferometric \ ˌin-​tər-​ˌfir-​ə-​ˈme-​trik How to pronounce interferometric (audio) , ˌin-​tə-​ \ adjective
interferometrically \ ˌin-​tər-​ˌfir-​ə-​ˈme-​tri-​k(ə-​)lē How to pronounce interferometrically (audio) , ˌin-​tə-​ \ adverb
interferometry \ ˌin-​tər-​fə-​ˈrä-​mə-​trē How to pronounce interferometry (audio) , ˌin-​tə-​ , -​ˌfi-​ˈrä-​ \ noun

Examples of interferometer in a Sentence

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Then the two outputs from each interferometer encounter a series of beam splitters and detectors. Anil Ananthaswamy, Scientific American, "Spin-Swapping Particles Could Be “Quantum Cheshire Cats”," 6 May 2019 The event has been named S190814bv and was detected by the LIGO (Laser Interferometer Gravitational-Wave Observatory) and Virgo interferometers on August 14. David Grossman, Popular Mechanics, "A Neutron Star Might Have Just Collided with a Black Hole," 19 Aug. 2019 Each waveguide has a small heating element attached that allows the researchers to control the exact distance the photons travel between and in each interferometer. Chris Lee, Ars Technica, "Engineering tour de force births programmable optical quantum computer," 5 Sep. 2018 Such mirrors could be made in batches, Chen says, and combined into optical interferometers, which could achieve extraordinary resolution when viewing distant objects. Daniel Clery, Science | AAAS, "Could humanity’s return to the moon spark a new age of lunar telescopes?," 18 July 2019 Guo’s group stuck to the basics, using an actual Mach-Zehnder interferometer. Quanta Magazine, "Closed Loophole Confirms the Unreality of the Quantum World," 25 July 2018 To accurately gauge the small amount of force, the Dresden team used a laser interferometer to measure the physical displacement of the balance scales produced by the EmDrive. Daniel Oberhaus, WIRED, "A Mythical Form of Space Propulsion Finally Gets a Real Test," 5 June 2019 Physicists will have enough operational detectors to spot this new breathing mode deformation once Japan’s KAGRA gravitational wave telescope is fully operational later this year, joining LIGO and the European Virgo interferometer. Steve Nadis, Discover Magazine, "We've Found Gravitational Waves. What Will We Learn From Them?," 24 May 2019 The sensitivity of Advanced LIGO’s detectors will continue to improve over the next couple of years, and a third interferometer called Advanced Virgo will come online in Italy. Quanta Magazine, "Gravitational Waves Discovered at Long Last," 11 Feb. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'interferometer.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of interferometer

1897, in the meaning defined above

History and Etymology for interferometer

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Last Updated

25 Sep 2019

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Time Traveler for interferometer

The first known use of interferometer was in 1897

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in·​ter·​fer·​om·​e·​ter | \ ˌint-ə(r)-fə-ˈräm-ət-ər, -ˌfir-ˈäm- How to pronounce interferometer (audio) \

Medical Definition of interferometer

: an instrument that utilizes the interference of waves (as of light) for precise determination especially of wavelength, spectral fine structure, indices of refraction, and very small linear displacements

Other Words from interferometer

interferometric \ -​ˌfir-​ə-​ˈme-​trik How to pronounce interferometric (audio) \ adjective
interferometrically \ -​tri-​k(ə-​)lē How to pronounce interferometrically (audio) \ adverb
interferometry \ -​fə-​ˈräm-​ə-​trē, -​ˌfir-​ˈäm-​ How to pronounce interferometry (audio) \ noun, plural interferometries

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