Fourier analysis


Fou·​ri·​er analysis ˈfu̇r-ē-ˌā- How to pronounce Fourier analysis (audio)
: the process of using the terms of a Fourier series to find a function that approximates periodic data

Examples of Fourier analysis in a Sentence

Recent Examples on the Web Beyond models of climate and turbulence, Fourier analysis may help investigate neural networks designed to analyze a wide range of other complex systems, Hassanzadeh says. IEEE Spectrum, 24 Feb. 2023 The scientists performed a Fourier analysis on the deep neural network’s governing equations. IEEE Spectrum, 24 Feb. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'Fourier analysis.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Baron J. B. J. Fourier †1830 French geometrician & physicist

First Known Use

circa 1928, in the meaning defined above

Time Traveler
The first known use of Fourier analysis was circa 1928

Dictionary Entries Near Fourier analysis

Cite this Entry

“Fourier analysis.” Dictionary, Merriam-Webster, Accessed 5 Dec. 2023.

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