"medio hermano" meaning in Spanish

{
  "forms": [
    {
      "form": "medios hermanos",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "media hermana",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "medias hermanas",
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "f": "+"
      },
      "expansion": "medio hermano m (plural medios hermanos, feminine media hermana, feminine plural medias hermanas)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "es",
          "name": "Family members",
          "orig": "es:Family members",
          "parents": [
            "Family",
            "People",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "half brother (half sister for the feminine form)"
      ],
      "id": "en-medio_hermano-es-noun-OqF0u0mt",
      "links": [
        [
          "half brother",
          "half brother"
        ],
        [
          "half sister",
          "half sister"
        ]
      ],
      "synonyms": [
        {
          "word": "hermanastro"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "medio hermano"
}

{
  "forms": [
    {
      "form": "medios hermanos",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "media hermana",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "medias hermanas",
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "f": "+"
      },
      "expansion": "medio hermano m (plural medios hermanos, feminine media hermana, feminine plural medias hermanas)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Spanish countable nouns",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish masculine nouns",
        "Spanish multiword terms",
        "Spanish nouns",
        "es:Family members"
      ],
      "glosses": [
        "half brother (half sister for the feminine form)"
      ],
      "links": [
        [
          "half brother",
          "half brother"
        ],
        [
          "half sister",
          "half sister"
        ]
      ],
      "synonyms": [
        {
          "word": "hermanastro"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "medio hermano"
}