"branchio-" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "βράγχιον",
        "4": "",
        "5": "gill"
      },
      "expansion": "Ancient Greek βράγχιον (bránkhion, “gill”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek βράγχιον (bránkhion, “gill”).",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix"
      },
      "expansion": "branchio-",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "Relating to the gills of a fish"
      ],
      "id": "en-branchio--en-prefix-msmclrLP",
      "links": [
        [
          "gill",
          "gill"
        ],
        [
          "fish",
          "fish"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "categories": [
        {
          "_dis": "38 62",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "40 60",
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "39 61",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "40 60",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Relating to the branchial arch"
      ],
      "id": "en-branchio--en-prefix-1E~KEYXR",
      "links": [
        [
          "branchial arch",
          "branchial arch"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "branchio-"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English prefixes",
    "English terms derived from Ancient Greek",
    "Pages using catfix",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "βράγχιον",
        "4": "",
        "5": "gill"
      },
      "expansion": "Ancient Greek βράγχιον (bránkhion, “gill”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek βράγχιον (bránkhion, “gill”).",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix"
      },
      "expansion": "branchio-",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "Relating to the gills of a fish"
      ],
      "links": [
        [
          "gill",
          "gill"
        ],
        [
          "fish",
          "fish"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "glosses": [
        "Relating to the branchial arch"
      ],
      "links": [
        [
          "branchial arch",
          "branchial arch"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "branchio-"
}