"dccc" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "Deddf Cynulliad Cenedlaethol Cymru",
        "3": "",
        "4": "Act of the National Assembly for Wales"
      },
      "expansion": "Initialism of Deddf Cynulliad Cenedlaethol Cymru (“Act of the National Assembly for Wales”)",
      "name": "initialism"
    }
  ],
  "etymology_text": "Initialism of Deddf Cynulliad Cenedlaethol Cymru (“Act of the National Assembly for Wales”).",
  "head_templates": [
    {
      "args": {
        "1": "f",
        "nomut": "1"
      },
      "expansion": "dccc f (not mutable)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "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"
        },
        {
          "kind": "other",
          "name": "Welsh terms with 3 consecutive instances of the same letter",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "cy",
          "name": "Law",
          "orig": "cy:Law",
          "parents": [
            "Justice",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "Human Transplantation (Wales) Act 2013 (2013 anaw 5)",
          "text": "Deddf Trawsblannu Dynol (Cymru) 2013 (2013 dccc 5)",
          "type": "example"
        }
      ],
      "glosses": [
        "anaw"
      ],
      "id": "en-dccc-cy-noun-TyB5Z~j6",
      "links": [
        [
          "law",
          "law#English"
        ],
        [
          "anaw",
          "anaw#English"
        ]
      ],
      "raw_glosses": [
        "(law, in citation) anaw"
      ],
      "raw_tags": [
        "in citation"
      ],
      "related": [
        {
          "word": "dsc"
        },
        {
          "word": "mccc"
        }
      ],
      "tags": [
        "feminine",
        "not-mutable"
      ],
      "topics": [
        "law"
      ],
      "wikipedia": [
        "Act of the National Assembly for Wales"
      ]
    }
  ],
  "word": "dccc"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "Deddf Cynulliad Cenedlaethol Cymru",
        "3": "",
        "4": "Act of the National Assembly for Wales"
      },
      "expansion": "Initialism of Deddf Cynulliad Cenedlaethol Cymru (“Act of the National Assembly for Wales”)",
      "name": "initialism"
    }
  ],
  "etymology_text": "Initialism of Deddf Cynulliad Cenedlaethol Cymru (“Act of the National Assembly for Wales”).",
  "head_templates": [
    {
      "args": {
        "1": "f",
        "nomut": "1"
      },
      "expansion": "dccc f (not mutable)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "related": [
    {
      "word": "dsc"
    },
    {
      "word": "mccc"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Welsh countable nouns",
        "Welsh entries with incorrect language header",
        "Welsh feminine nouns",
        "Welsh initialisms",
        "Welsh lemmas",
        "Welsh non-mutable terms",
        "Welsh nouns",
        "Welsh terms with 3 consecutive instances of the same letter",
        "Welsh terms with usage examples",
        "cy:Law"
      ],
      "examples": [
        {
          "english": "Human Transplantation (Wales) Act 2013 (2013 anaw 5)",
          "text": "Deddf Trawsblannu Dynol (Cymru) 2013 (2013 dccc 5)",
          "type": "example"
        }
      ],
      "glosses": [
        "anaw"
      ],
      "links": [
        [
          "law",
          "law#English"
        ],
        [
          "anaw",
          "anaw#English"
        ]
      ],
      "raw_glosses": [
        "(law, in citation) anaw"
      ],
      "raw_tags": [
        "in citation"
      ],
      "tags": [
        "feminine",
        "not-mutable"
      ],
      "topics": [
        "law"
      ],
      "wikipedia": [
        "Act of the National Assembly for Wales"
      ]
    }
  ],
  "word": "dccc"
}