Lissajous figure

noun
Lis·​sa·​jous figure | \ ¦lēsə¦zhü-\
variants: or less commonly Lissajous curve

Definition of Lissajous figure

: any of an infinite variety of curves formed by combining two mutually perpendicular simple harmonic motions, commonly exhibited by the oscilloscope, and used in studying frequency, amplitude, and phrase relations of harmonic variables

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History and Etymology for Lissajous figure

after Jules A. Lissajous †1880 French physicist

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