"mero-" meaning in English

{
  "antonyms": [
    {
      "word": "holo-"
    }
  ],
  "categories": [
    {
      "_dis": "0 0",
      "kind": "other",
      "name": "English undefined derivations",
      "parents": [
        "Undefined derivations",
        "Entry maintenance"
      ],
      "source": "w+disamb"
    }
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "μέρος",
        "4": "",
        "5": "part, portion"
      },
      "expansion": "Ancient Greek μέρος (méros, “part, portion”)",
      "name": "uder"
    }
  ],
  "etymology_text": "Ancient Greek μέρος (méros, “part, portion”), from μείρομαι (meíromai, “I take”).",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix",
        "head": "",
        "sort": ""
      },
      "expansion": "mero-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "mero-",
      "name": "en-prefix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "part"
      ],
      "id": "en-mero--en-prefix-N6aAEzvQ",
      "links": [
        [
          "part",
          "part"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "glosses": [
        "partial"
      ],
      "id": "en-mero--en-prefix-mDShSrm8",
      "links": [
        [
          "partial",
          "partial"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "mero-"
}

{
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "μηρός",
        "4": "",
        "5": "thigh"
      },
      "expansion": "Ancient Greek μηρός (mērós, “thigh”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek μηρός (mērós, “thigh”).",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix",
        "head": "",
        "sort": ""
      },
      "expansion": "mero-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "mero-",
      "name": "en-prefix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "_dis": "0 0 100",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "0 0 100",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "0 0 100",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "meralgia; merocele"
        }
      ],
      "glosses": [
        "thigh"
      ],
      "id": "en-mero--en-prefix-iYGn1Q1V",
      "links": [
        [
          "thigh",
          "thigh"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "mero-"
}

{
  "antonyms": [
    {
      "word": "holo-"
    }
  ],
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English prefixes",
    "English terms derived from Ancient Greek",
    "English undefined derivations",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "μέρος",
        "4": "",
        "5": "part, portion"
      },
      "expansion": "Ancient Greek μέρος (méros, “part, portion”)",
      "name": "uder"
    }
  ],
  "etymology_text": "Ancient Greek μέρος (méros, “part, portion”), from μείρομαι (meíromai, “I take”).",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix",
        "head": "",
        "sort": ""
      },
      "expansion": "mero-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "mero-",
      "name": "en-prefix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "part"
      ],
      "links": [
        [
          "part",
          "part"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "glosses": [
        "partial"
      ],
      "links": [
        [
          "partial",
          "partial"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "mero-"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English prefixes",
    "English terms derived from Ancient Greek",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "μηρός",
        "4": "",
        "5": "thigh"
      },
      "expansion": "Ancient Greek μηρός (mērós, “thigh”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek μηρός (mērós, “thigh”).",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix",
        "head": "",
        "sort": ""
      },
      "expansion": "mero-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "mero-",
      "name": "en-prefix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "senses": [
    {
      "examples": [
        {
          "text": "meralgia; merocele"
        }
      ],
      "glosses": [
        "thigh"
      ],
      "links": [
        [
          "thigh",
          "thigh"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "mero-"
}