"antihyperbolic function" meaning in English

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      "expansion": "antihyperbolic function (plural antihyperbolic functions)",
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  "lang_code": "en",
  "pos": "noun",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Hyperbolic functions",
          "orig": "en:Hyperbolic functions",
          "parents": [
            "Functions",
            "Algebra",
            "Calculus",
            "Geometry",
            "Mathematical analysis",
            "Mathematics",
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            "Sciences",
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      "glosses": [
        "An inverse hyperbolic function"
      ],
      "id": "en-antihyperbolic_function-en-noun-DOCgSZDG",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "inverse hyperbolic function",
          "inverse hyperbolic function"
        ]
      ],
      "raw_glosses": [
        "(mathematics) An inverse hyperbolic function"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "antihyperbolic function"
}

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      "form": "antihyperbolic functions",
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  "lang_code": "en",
  "pos": "noun",
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        "en:Hyperbolic functions",
        "en:Mathematics"
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      "glosses": [
        "An inverse hyperbolic function"
      ],
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        [
          "mathematics",
          "mathematics"
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          "inverse hyperbolic function",
          "inverse hyperbolic function"
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      "raw_glosses": [
        "(mathematics) An inverse hyperbolic function"
      ],
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        "mathematics",
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  "word": "antihyperbolic function"
}