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interferometer

From Wiktionary, the free dictionary

English

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Etymology

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Etymology tree
English interfer(e)
Ancient Greek -ο- (-o-)der.
Latin -o-bor.
English -o-
Proto-Indo-European *meh₁-
Proto-Indo-European *-tḗr
Proto-Indo-European *-trom
Proto-Hellenic *-tron
Ancient Greek -τρον (-tron)
Ancient Greek μέτρον (métron)der.
English -meter
English interferometer

    From interfer(e) + -o- + -meter.

    Pronunciation

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    Noun

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    interferometer (plural interferometers)

    1. (physics) Any of several instruments that use the interference of waves to determine wavelengths and wave velocities, determine refractive indices, measure small distances, temperature changes, stresses, and many other useful measurements.

    Derived terms

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    Translations

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