"Lissajous figure" meaning in English

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  "etymology_text": "Named after French mathematician Jules Antoine Lissajous (1822–1880), who invented an apparatus that projected such figures onto a wall.",
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        "A plane curve traced by a point which executes two perpendicular independent harmonic motions, the frequencies of which are in a simple ratio."
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        "(mathematics) A plane curve traced by a point which executes two perpendicular independent harmonic motions, the frequencies of which are in a simple ratio."
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          "word": "Lissajous knot"
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          "word": "Lissajous orbit"
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          "word": "harmonograph"
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          "word": "Lissajous curve"
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          "code": "ca",
          "lang": "Catalan",
          "sense": "plane curve",
          "tags": [
            "feminine"
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          "word": "corba de Lissajous"
        },
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          "code": "fi",
          "lang": "Finnish",
          "sense": "plane curve",
          "word": "Lissajous’n kuvio"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "figúra Lissažú",
          "sense": "plane curve",
          "tags": [
            "feminine"
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          "word": "фигу́ра Лиссажу́"
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      ],
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        "Lissajous curve"
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  "word": "Lissajous figure"
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      "code": "ca",
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      "sense": "plane curve",
      "tags": [
        "feminine"
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      "word": "corba de Lissajous"
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      "sense": "plane curve",
      "word": "Lissajous’n kuvio"
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      "roman": "figúra Lissažú",
      "sense": "plane curve",
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      "word": "фигу́ра Лиссажу́"
    }
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