"brō" meaning in Old Norse

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gmq-oda",
            "2": "bro"
          },
          "expansion": "Old Danish: bro",
          "name": "desc"
        }
      ],
      "text": "Old Danish: bro"
    },
    {
      "depth": 2,
      "templates": [
        {
          "args": {
            "1": "da",
            "2": "bro"
          },
          "expansion": "Danish: bro",
          "name": "desc"
        }
      ],
      "text": "Danish: bro"
    },
    {
      "depth": 3,
      "templates": [
        {
          "args": {
            "1": "nb",
            "2": "bro"
          },
          "expansion": "Norwegian Bokmål: bro",
          "name": "desc"
        }
      ],
      "text": "Norwegian Bokmål: bro"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "sv",
            "2": "bro"
          },
          "expansion": "Swedish: bro",
          "name": "desc"
        }
      ],
      "text": "Swedish: bro"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "non",
        "2": "gem-pro",
        "3": "*brōwō"
      },
      "expansion": "Proto-Germanic *brōwō",
      "name": "inh"
    },
    {
      "args": {
        "1": "non",
        "2": "brú"
      },
      "expansion": "Doublet of brú",
      "name": "doublet"
    }
  ],
  "etymology_text": "From Proto-Germanic *brōwō, *brūwō. Doublet of brú.",
  "head_templates": [
    {
      "args": {
        "1": "non",
        "2": "nouns",
        "g": "f",
        "g2": "",
        "head": "",
        "sort": "",
        "tr": ""
      },
      "expansion": "brō f",
      "name": "head"
    },
    {
      "args": {
        "1": "f"
      },
      "expansion": "brō f",
      "name": "non-noun"
    }
  ],
  "lang": "Old Norse",
  "lang_code": "non",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old East Norse",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Norse entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "bridge"
      ],
      "id": "en-brō-non-noun-F~KbBzFD",
      "links": [
        [
          "bridge",
          "bridge"
        ]
      ],
      "qualifier": "Old East Norse",
      "raw_glosses": [
        "(Old East Norse) bridge"
      ],
      "synonyms": [
        {
          "english": "Old West Norse",
          "word": "brú"
        }
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "word": "brō"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gmq-oda",
            "2": "bro"
          },
          "expansion": "Old Danish: bro",
          "name": "desc"
        }
      ],
      "text": "Old Danish: bro"
    },
    {
      "depth": 2,
      "templates": [
        {
          "args": {
            "1": "da",
            "2": "bro"
          },
          "expansion": "Danish: bro",
          "name": "desc"
        }
      ],
      "text": "Danish: bro"
    },
    {
      "depth": 3,
      "templates": [
        {
          "args": {
            "1": "nb",
            "2": "bro"
          },
          "expansion": "Norwegian Bokmål: bro",
          "name": "desc"
        }
      ],
      "text": "Norwegian Bokmål: bro"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "sv",
            "2": "bro"
          },
          "expansion": "Swedish: bro",
          "name": "desc"
        }
      ],
      "text": "Swedish: bro"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "non",
        "2": "gem-pro",
        "3": "*brōwō"
      },
      "expansion": "Proto-Germanic *brōwō",
      "name": "inh"
    },
    {
      "args": {
        "1": "non",
        "2": "brú"
      },
      "expansion": "Doublet of brú",
      "name": "doublet"
    }
  ],
  "etymology_text": "From Proto-Germanic *brōwō, *brūwō. Doublet of brú.",
  "head_templates": [
    {
      "args": {
        "1": "non",
        "2": "nouns",
        "g": "f",
        "g2": "",
        "head": "",
        "sort": "",
        "tr": ""
      },
      "expansion": "brō f",
      "name": "head"
    },
    {
      "args": {
        "1": "f"
      },
      "expansion": "brō f",
      "name": "non-noun"
    }
  ],
  "lang": "Old Norse",
  "lang_code": "non",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Old East Norse",
        "Old Norse doublets",
        "Old Norse entries with incorrect language header",
        "Old Norse feminine nouns",
        "Old Norse lemmas",
        "Old Norse nouns",
        "Old Norse terms derived from Proto-Germanic",
        "Old Norse terms inherited from Proto-Germanic",
        "Pages with 1 entry"
      ],
      "glosses": [
        "bridge"
      ],
      "links": [
        [
          "bridge",
          "bridge"
        ]
      ],
      "qualifier": "Old East Norse",
      "raw_glosses": [
        "(Old East Norse) bridge"
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "synonyms": [
    {
      "english": "Old West Norse",
      "word": "brú"
    }
  ],
  "word": "brō"
}