"tetrachotomy" meaning in English

{
  "etymology_text": "From τέτραχα (tétrakha, “quadripartite”) + τόμος (tómos, “slice, piece”) (from τέμνω (témnō, “I cut”)).",
  "forms": [
    {
      "form": "tetrachotomies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tetrachotomy (plural tetrachotomies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0 0",
      "word": "decachotomy"
    },
    {
      "_dis1": "0 0 0",
      "word": "dichotomy"
    },
    {
      "_dis1": "0 0 0",
      "word": "heptachotomy"
    },
    {
      "_dis1": "0 0 0",
      "tags": [
        "rare"
      ],
      "word": "hexachotomy"
    },
    {
      "_dis1": "0 0 0",
      "tags": [
        "rare"
      ],
      "word": "monochotomy"
    },
    {
      "_dis1": "0 0 0",
      "word": "octachotomy"
    },
    {
      "_dis1": "0 0 0",
      "word": "pentachotomy"
    },
    {
      "_dis1": "0 0 0",
      "word": "tetrachotomous"
    },
    {
      "_dis1": "0 0 0",
      "word": "trichotomy"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Division of a whole into four parts."
      ],
      "id": "en-tetrachotomy-en-noun-Wga8GT1x",
      "links": [
        [
          "Division",
          "division"
        ],
        [
          "whole",
          "whole"
        ],
        [
          "part",
          "part"
        ]
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Logic",
          "orig": "en:Logic",
          "parents": [
            "Formal sciences",
            "Philosophy",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Quaternary classification."
      ],
      "id": "en-tetrachotomy-en-noun-uQmtS0L0",
      "links": [
        [
          "logic",
          "logic"
        ],
        [
          "Quaternary",
          "quaternary"
        ],
        [
          "classification",
          "classification"
        ]
      ],
      "raw_glosses": [
        "(logic) Quaternary classification."
      ],
      "topics": [
        "human-sciences",
        "logic",
        "mathematics",
        "philosophy",
        "sciences"
      ]
    },
    {
      "categories": [
        {
          "_dis": "6 18 76",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "7 16 77",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "4 8 87",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "tetralemma"
      ],
      "id": "en-tetrachotomy-en-noun-9rAbXYm6",
      "links": [
        [
          "tetralemma",
          "tetralemma"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "enpr": "tĕtrəkŏʹtəmĭ",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/tɛtɹəˈkɒtəmɪ/",
      "tags": [
        "Received-Pronunciation"
      ]
    }
  ],
  "word": "tetrachotomy"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_text": "From τέτραχα (tétrakha, “quadripartite”) + τόμος (tómos, “slice, piece”) (from τέμνω (témnō, “I cut”)).",
  "forms": [
    {
      "form": "tetrachotomies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tetrachotomy (plural tetrachotomies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "decachotomy"
    },
    {
      "word": "dichotomy"
    },
    {
      "word": "heptachotomy"
    },
    {
      "tags": [
        "rare"
      ],
      "word": "hexachotomy"
    },
    {
      "tags": [
        "rare"
      ],
      "word": "monochotomy"
    },
    {
      "word": "octachotomy"
    },
    {
      "word": "pentachotomy"
    },
    {
      "word": "tetrachotomous"
    },
    {
      "word": "trichotomy"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Division of a whole into four parts."
      ],
      "links": [
        [
          "Division",
          "division"
        ],
        [
          "whole",
          "whole"
        ],
        [
          "part",
          "part"
        ]
      ]
    },
    {
      "categories": [
        "en:Logic"
      ],
      "glosses": [
        "Quaternary classification."
      ],
      "links": [
        [
          "logic",
          "logic"
        ],
        [
          "Quaternary",
          "quaternary"
        ],
        [
          "classification",
          "classification"
        ]
      ],
      "raw_glosses": [
        "(logic) Quaternary classification."
      ],
      "topics": [
        "human-sciences",
        "logic",
        "mathematics",
        "philosophy",
        "sciences"
      ]
    },
    {
      "glosses": [
        "tetralemma"
      ],
      "links": [
        [
          "tetralemma",
          "tetralemma"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "enpr": "tĕtrəkŏʹtəmĭ",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/tɛtɹəˈkɒtəmɪ/",
      "tags": [
        "Received-Pronunciation"
      ]
    }
  ],
  "word": "tetrachotomy"
}