"μῶν" meaning in Grec ancien

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Particules en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Grec ancien",
      "orig": "grec ancien",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Mot composé de μὴ, mê (« non, pas ») et de οὖν, oûn (« donc »)."
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "particle",
  "pos_title": "Particule",
  "raw_tags": [
    "μῶν, mỗn"
  ],
  "senses": [
    {
      "examples": [
        {
          "text": "μῶν ἐστι…"
        }
      ],
      "glosses": [
        "N’est-ce pas."
      ],
      "id": "fr-μῶν-grc-particle-HRD7h~nY"
    }
  ],
  "sounds": [
    {
      "ipa": "*\\mɔ̂ːn\\"
    }
  ],
  "synonyms": [
    {
      "word": "μή"
    }
  ],
  "word": "μῶν"
}

{
  "categories": [
    "Compositions en grec ancien",
    "Particules en grec ancien",
    "grec ancien"
  ],
  "etymology_texts": [
    "Mot composé de μὴ, mê (« non, pas ») et de οὖν, oûn (« donc »)."
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "particle",
  "pos_title": "Particule",
  "raw_tags": [
    "μῶν, mỗn"
  ],
  "senses": [
    {
      "examples": [
        {
          "text": "μῶν ἐστι…"
        }
      ],
      "glosses": [
        "N’est-ce pas."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "*\\mɔ̂ːn\\"
    }
  ],
  "synonyms": [
    {
      "word": "μή"
    }
  ],
  "word": "μῶν"
}