"aelddu" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "ael",
        "3": "du",
        "t1": "brow",
        "t2": "black"
      },
      "expansion": "ael (“brow”) + du (“black”)",
      "name": "com"
    }
  ],
  "etymology_text": "ael (“brow”) + du (“black”).",
  "forms": [
    {
      "form": "aelddu",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "aeldduon",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "cy-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "aelddu",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "haelddu",
      "source": "mutation",
      "tags": [
        "prothesis-h"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "pl": "aeldduon"
      },
      "expansion": "aelddu (feminine singular aelddu, plural aeldduon, not comparable)",
      "name": "cy-adj"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "cy-mut"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "english": "black-browed albatross",
          "word": "albatros aelddu"
        }
      ],
      "glosses": [
        "black-browed, having black eyebrows"
      ],
      "id": "en-aelddu-cy-adj-qh724TwQ",
      "links": [
        [
          "black",
          "black"
        ],
        [
          "browed",
          "browed"
        ],
        [
          "eyebrow",
          "eyebrow"
        ],
        [
          "Cymdeithas Edward Llwyd",
          "w:Cymdeithas Edward Llwyd"
        ],
        [
          "Y Lolfa",
          "w:Y Lolfa"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈeɨ̯lðɨ/",
      "tags": [
        "North-Wales"
      ]
    },
    {
      "ipa": "/ˈei̯lði/",
      "tags": [
        "South-Wales"
      ]
    }
  ],
  "word": "aelddu"
}

{
  "derived": [
    {
      "english": "black-browed albatross",
      "word": "albatros aelddu"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "ael",
        "3": "du",
        "t1": "brow",
        "t2": "black"
      },
      "expansion": "ael (“brow”) + du (“black”)",
      "name": "com"
    }
  ],
  "etymology_text": "ael (“brow”) + du (“black”).",
  "forms": [
    {
      "form": "aelddu",
      "tags": [
        "feminine",
        "singular"
      ]
    },
    {
      "form": "aeldduon",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "cy-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "aelddu",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "haelddu",
      "source": "mutation",
      "tags": [
        "prothesis-h"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "pl": "aeldduon"
      },
      "expansion": "aelddu (feminine singular aelddu, plural aeldduon, not comparable)",
      "name": "cy-adj"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "cy-mut"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Welsh adjectives",
        "Welsh adjectives with red links in their headword lines",
        "Welsh compound terms",
        "Welsh entries with incorrect language header",
        "Welsh lemmas",
        "Welsh uncomparable adjectives"
      ],
      "glosses": [
        "black-browed, having black eyebrows"
      ],
      "links": [
        [
          "black",
          "black"
        ],
        [
          "browed",
          "browed"
        ],
        [
          "eyebrow",
          "eyebrow"
        ],
        [
          "Cymdeithas Edward Llwyd",
          "w:Cymdeithas Edward Llwyd"
        ],
        [
          "Y Lolfa",
          "w:Y Lolfa"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈeɨ̯lðɨ/",
      "tags": [
        "North-Wales"
      ]
    },
    {
      "ipa": "/ˈei̯lði/",
      "tags": [
        "South-Wales"
      ]
    }
  ],
  "word": "aelddu"
}