Etymology of bigon

Raw extraction fields are retained for auditing. Their order does not establish ancestry.

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      "bi-",
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      "-gon",
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  "references": [],
  "descendants": [],
  "lexical": [
    {
      "pos": "noun",
      "glosses": [
        "A polygon having two edges and two vertices."
      ],
      "tags": [
        "rare"
      ],
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