"exsec" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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          "word": "exsecant"
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          "orig": "en:Trigonometry",
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      "glosses": [
        "Abbreviation of exsecant."
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        "(trigonometry) Abbreviation of exsecant."
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      "related": [
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      "topics": [
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  "word": "exsec"
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  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "excsc"
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  "senses": [
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        "Abbreviation of exsecant."
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        "(trigonometry) Abbreviation of exsecant."
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  "word": "exsec"
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