"τῶν" meaning in Ancient Greek

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "el",
            "2": "των"
          },
          "expansion": "Greek: των (ton)",
          "name": "desc"
        }
      ],
      "text": "Greek: των (ton)"
    }
  ],
  "forms": [
    {
      "form": "tôn",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "grc",
        "2": "article form"
      },
      "expansion": "τῶν • (tôn)",
      "name": "head"
    }
  ],
  "lang": "Ancient Greek",
  "lang_code": "grc",
  "pos": "article",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ancient Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Attic Greek",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Ionic Greek",
          "parents": [],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "extra": "ho",
          "word": "ὁ"
        }
      ],
      "glosses": [
        "masculine/feminine/neuter genitive plural of ὁ (ho)"
      ],
      "id": "en-τῶν-grc-article-E3SeNSHm",
      "links": [
        [
          "ὁ",
          "ὁ#Ancient Greek"
        ]
      ],
      "raw_glosses": [
        "(Attic, Ionic) masculine/feminine/neuter genitive plural of ὁ (ho)"
      ],
      "synonyms": [
        {
          "roman": "tân",
          "word": "τᾶν"
        },
        {
          "roman": "tā́ōn",
          "word": "τᾱ́ων"
        },
        {
          "roman": "tāôn",
          "word": "τᾱῶν"
        },
        {
          "roman": "tāṓn",
          "tags": [
            "Doric"
          ],
          "word": "τᾱών"
        },
        {
          "word": "Epic"
        },
        {
          "word": "Aeolic"
        }
      ],
      "tags": [
        "Attic",
        "Ionic",
        "feminine",
        "form-of",
        "genitive",
        "masculine",
        "neuter",
        "plural"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/tɔ̂ːn/"
    },
    {
      "ipa": "/ton/"
    },
    {
      "ipa": "/ton/"
    },
    {
      "ipa": "/tɔ̂ːn/",
      "note": "5ᵗʰ BCE Attic"
    },
    {
      "ipa": "/ton/",
      "note": "1ˢᵗ CE Egyptian"
    },
    {
      "ipa": "/ton/",
      "note": "4ᵗʰ CE Koine"
    },
    {
      "ipa": "/ton/",
      "note": "10ᵗʰ CE Byzantine"
    },
    {
      "ipa": "/ton/",
      "note": "15ᵗʰ CE Constantinopolitan"
    }
  ],
  "word": "τῶν"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "el",
            "2": "των"
          },
          "expansion": "Greek: των (ton)",
          "name": "desc"
        }
      ],
      "text": "Greek: των (ton)"
    }
  ],
  "forms": [
    {
      "form": "tôn",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "grc",
        "2": "article form"
      },
      "expansion": "τῶν • (tôn)",
      "name": "head"
    }
  ],
  "lang": "Ancient Greek",
  "lang_code": "grc",
  "pos": "article",
  "senses": [
    {
      "categories": [
        "Ancient Greek 1-syllable words",
        "Ancient Greek article forms",
        "Ancient Greek entries with incorrect language header",
        "Ancient Greek non-lemma forms",
        "Ancient Greek terms with IPA pronunciation",
        "Attic Greek",
        "Ionic Greek"
      ],
      "form_of": [
        {
          "extra": "ho",
          "word": "ὁ"
        }
      ],
      "glosses": [
        "masculine/feminine/neuter genitive plural of ὁ (ho)"
      ],
      "links": [
        [
          "ὁ",
          "ὁ#Ancient Greek"
        ]
      ],
      "raw_glosses": [
        "(Attic, Ionic) masculine/feminine/neuter genitive plural of ὁ (ho)"
      ],
      "tags": [
        "Attic",
        "Ionic",
        "feminine",
        "form-of",
        "genitive",
        "masculine",
        "neuter",
        "plural"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/tɔ̂ːn/"
    },
    {
      "ipa": "/ton/"
    },
    {
      "ipa": "/ton/"
    },
    {
      "ipa": "/tɔ̂ːn/",
      "note": "5ᵗʰ BCE Attic"
    },
    {
      "ipa": "/ton/",
      "note": "1ˢᵗ CE Egyptian"
    },
    {
      "ipa": "/ton/",
      "note": "4ᵗʰ CE Koine"
    },
    {
      "ipa": "/ton/",
      "note": "10ᵗʰ CE Byzantine"
    },
    {
      "ipa": "/ton/",
      "note": "15ᵗʰ CE Constantinopolitan"
    }
  ],
  "synonyms": [
    {
      "roman": "tân",
      "word": "τᾶν"
    },
    {
      "roman": "tā́ōn",
      "word": "τᾱ́ων"
    },
    {
      "roman": "tāôn",
      "word": "τᾱῶν"
    },
    {
      "roman": "tāṓn",
      "tags": [
        "Doric"
      ],
      "word": "τᾱών"
    },
    {
      "word": "Epic"
    },
    {
      "word": "Aeolic"
    }
  ],
  "word": "τῶν"
}