"μεν" meaning in Greek

{
  "etymology_templates": [
    {
      "args": {
        "1": "el",
        "2": "grc",
        "3": "μέν"
      },
      "expansion": "Ancient Greek μέν (mén)",
      "name": "inh"
    }
  ],
  "etymology_text": "From Ancient Greek μέν (mén).",
  "forms": [
    {
      "form": "men",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "2": "conjunction",
        "head": "",
        "sort": ""
      },
      "expansion": "μεν • (men)",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "μεν • (men)",
      "name": "el-conjunction"
    }
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "conj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "yes … but; it's true … but",
          "roman": "men … allá",
          "text": "μεν … αλλά",
          "type": "example"
        },
        {
          "english": "both of them",
          "roman": "oi men kai oi de",
          "text": "οι μεν και οι δε",
          "type": "example"
        },
        {
          "english": "one … the other",
          "roman": "o men énas … o de",
          "text": "ο μεν ένας … ο δε",
          "type": "example"
        },
        {
          "english": "One is good, the other is bad!",
          "roman": "O men énas eínai kalós, o de állos eínai kakós!",
          "text": "Ο μεν ένας είναι καλός, ο δε άλλος είναι κακός!",
          "type": "example"
        }
      ],
      "glosses": [
        "used in expressions:",
        "used in expressions"
      ],
      "id": "en-μεν-el-conj-ZnBfFoSA",
      "raw_glosses": [
        "used in expressions:"
      ]
    }
  ],
  "word": "μεν"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "el",
        "2": "grc",
        "3": "μέν"
      },
      "expansion": "Ancient Greek μέν (mén)",
      "name": "inh"
    }
  ],
  "etymology_text": "From Ancient Greek μέν (mén).",
  "forms": [
    {
      "form": "men",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "2": "conjunction",
        "head": "",
        "sort": ""
      },
      "expansion": "μεν • (men)",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "μεν • (men)",
      "name": "el-conjunction"
    }
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "conj",
  "senses": [
    {
      "categories": [
        "Greek conjunctions",
        "Greek entries with incorrect language header",
        "Greek lemmas",
        "Greek terms derived from Ancient Greek",
        "Greek terms inherited from Ancient Greek",
        "Greek terms with usage examples"
      ],
      "examples": [
        {
          "english": "yes … but; it's true … but",
          "roman": "men … allá",
          "text": "μεν … αλλά",
          "type": "example"
        },
        {
          "english": "both of them",
          "roman": "oi men kai oi de",
          "text": "οι μεν και οι δε",
          "type": "example"
        },
        {
          "english": "one … the other",
          "roman": "o men énas … o de",
          "text": "ο μεν ένας … ο δε",
          "type": "example"
        },
        {
          "english": "One is good, the other is bad!",
          "roman": "O men énas eínai kalós, o de állos eínai kakós!",
          "text": "Ο μεν ένας είναι καλός, ο δε άλλος είναι κακός!",
          "type": "example"
        }
      ],
      "glosses": [
        "used in expressions:",
        "used in expressions"
      ],
      "raw_glosses": [
        "used in expressions:"
      ]
    }
  ],
  "word": "μεν"
}