"Oa" meaning in Bavarian

{
  "etymology_templates": [
    {
      "args": {
        "1": "bar",
        "2": "goh",
        "3": "gmw-pro",
        "inh": "2"
      },
      "expansion": "",
      "name": "dercat"
    },
    {
      "args": {
        "1": "bar",
        "2": "gmh",
        "3": "ei"
      },
      "expansion": "Middle High German ei",
      "name": "inh"
    },
    {
      "args": {
        "1": "bar",
        "2": "gem-pro",
        "3": "*ajją"
      },
      "expansion": "Proto-Germanic *ajją",
      "name": "inh"
    },
    {
      "args": {
        "1": "gmh",
        "2": "",
        "3": "ei"
      },
      "expansion": "Middle High German ei",
      "name": "m+"
    }
  ],
  "etymology_text": "From Middle High German ei, from Proto-Germanic *ajją. The diphthong oa is the regular Bavarian outcome of Middle High German ei (through a process of continuous backing/rounding of the onset and lowering of the offset; roughly [ɛi̯] > [äe̯] > [ɒɛ̯] > [oa̯]). The original plural was Oar, but -r is lost after oa in many dialects.",
  "forms": [
    {
      "form": "Oa",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "Oar",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "bar",
        "2": "noun",
        "3": "plural",
        "4": "Oa",
        "5": "or",
        "6": "Oar",
        "g": "n"
      },
      "expansion": "Oa n (plural Oa or Oar)",
      "name": "head"
    }
  ],
  "lang": "Bavarian",
  "lang_code": "bar",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Bavarian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "One egg and another egg are two eggs. (A humorous saying/tongue-twister)",
          "text": "Oa Oa und no a Oa san zwoa Oa.",
          "type": "example"
        }
      ],
      "glosses": [
        "egg"
      ],
      "id": "en-Oa-bar-noun-NHB8P0Df",
      "links": [
        [
          "egg",
          "egg"
        ]
      ],
      "tags": [
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/oa̯/"
    }
  ],
  "word": "Oa"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "bar",
        "2": "goh",
        "3": "gmw-pro",
        "inh": "2"
      },
      "expansion": "",
      "name": "dercat"
    },
    {
      "args": {
        "1": "bar",
        "2": "gmh",
        "3": "ei"
      },
      "expansion": "Middle High German ei",
      "name": "inh"
    },
    {
      "args": {
        "1": "bar",
        "2": "gem-pro",
        "3": "*ajją"
      },
      "expansion": "Proto-Germanic *ajją",
      "name": "inh"
    },
    {
      "args": {
        "1": "gmh",
        "2": "",
        "3": "ei"
      },
      "expansion": "Middle High German ei",
      "name": "m+"
    }
  ],
  "etymology_text": "From Middle High German ei, from Proto-Germanic *ajją. The diphthong oa is the regular Bavarian outcome of Middle High German ei (through a process of continuous backing/rounding of the onset and lowering of the offset; roughly [ɛi̯] > [äe̯] > [ɒɛ̯] > [oa̯]). The original plural was Oar, but -r is lost after oa in many dialects.",
  "forms": [
    {
      "form": "Oa",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "Oar",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "bar",
        "2": "noun",
        "3": "plural",
        "4": "Oa",
        "5": "or",
        "6": "Oar",
        "g": "n"
      },
      "expansion": "Oa n (plural Oa or Oar)",
      "name": "head"
    }
  ],
  "lang": "Bavarian",
  "lang_code": "bar",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Bavarian entries with incorrect language header",
        "Bavarian lemmas",
        "Bavarian neuter nouns",
        "Bavarian nouns",
        "Bavarian terms derived from Middle High German",
        "Bavarian terms derived from Old High German",
        "Bavarian terms derived from Proto-Germanic",
        "Bavarian terms derived from Proto-West Germanic",
        "Bavarian terms inherited from Middle High German",
        "Bavarian terms inherited from Old High German",
        "Bavarian terms inherited from Proto-Germanic",
        "Bavarian terms inherited from Proto-West Germanic",
        "Bavarian terms with IPA pronunciation",
        "Bavarian terms with usage examples"
      ],
      "examples": [
        {
          "english": "One egg and another egg are two eggs. (A humorous saying/tongue-twister)",
          "text": "Oa Oa und no a Oa san zwoa Oa.",
          "type": "example"
        }
      ],
      "glosses": [
        "egg"
      ],
      "links": [
        [
          "egg",
          "egg"
        ]
      ],
      "tags": [
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/oa̯/"
    }
  ],
  "word": "Oa"
}