"Ní" meaning in Irish

{
  "etymology_text": "Contracted from iníon uí (“daughter of the descendant of”).",
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "2": "noun"
      },
      "expansion": "Ní",
      "name": "head"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Irish entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Irish terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with raw sortkeys",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Deirdre Ní Cheallaigh – literally \"Deirdre, daughter of a descendant of Ceallach\" (anglicized form Deirdre Kelly)"
        }
      ],
      "glosses": [
        "A prefix used with a woman's maiden surname"
      ],
      "id": "en-Ní-ga-noun-oGxCW2Dg",
      "related": [
        {
          "english": "used in male names",
          "word": "Ó"
        },
        {
          "word": "bean Uí"
        },
        {
          "english": "used with a woman's married name",
          "word": "Uí"
        },
        {
          "english": "used in place of the male Mac prefix",
          "word": "Nic"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[nʲiː]"
    }
  ],
  "word": "Ní"
}

{
  "etymology_text": "Contracted from iníon uí (“daughter of the descendant of”).",
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "2": "noun"
      },
      "expansion": "Ní",
      "name": "head"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "noun",
  "related": [
    {
      "english": "used in male names",
      "word": "Ó"
    },
    {
      "word": "bean Uí"
    },
    {
      "english": "used with a woman's married name",
      "word": "Uí"
    },
    {
      "english": "used in place of the male Mac prefix",
      "word": "Nic"
    }
  ],
  "senses": [
    {
      "categories": [
        "Irish entries with incorrect language header",
        "Irish entries with language name categories using raw markup",
        "Irish lemmas",
        "Irish nouns",
        "Irish terms with IPA pronunciation",
        "Irish terms with redundant sortkeys",
        "Pages with raw sortkeys"
      ],
      "examples": [
        {
          "text": "Deirdre Ní Cheallaigh – literally \"Deirdre, daughter of a descendant of Ceallach\" (anglicized form Deirdre Kelly)"
        }
      ],
      "glosses": [
        "A prefix used with a woman's maiden surname"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[nʲiː]"
    }
  ],
  "word": "Ní"
}