"birectangular" meaning in English

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      "expansion": "bi- + rectangular",
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  "etymology_text": "From bi- + rectangular.",
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      "expansion": "birectangular (not comparable)",
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  "pos": "adj",
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          "text": "Unlike a normal triangle, a spherical triangle can be birectangular because the sum of its angles is greater than 180 degrees.",
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        "Containing two right angles."
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  "word": "birectangular"
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  "etymology_text": "From bi- + rectangular.",
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        "Containing two right angles."
      ],
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