"holl" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "oll"
      },
      "expansion": "oll",
      "name": "m"
    },
    {
      "args": {
        "1": "cy",
        "2": "cel-pro",
        "3": "*olyos"
      },
      "expansion": "Proto-Celtic *olyos",
      "name": "der"
    },
    {
      "args": {
        "1": "sga",
        "2": "uile"
      },
      "expansion": "Old Irish uile",
      "name": "cog"
    },
    {
      "args": {
        "1": "cel-gau",
        "2": "ollon"
      },
      "expansion": "Gaulish ollon",
      "name": "cog"
    },
    {
      "args": {
        "1": "cy",
        "2": "ine-pro",
        "3": "*h₂olyos",
        "4": "",
        "5": "all"
      },
      "expansion": "Proto-Indo-European *h₂olyos (“all”)",
      "name": "der"
    },
    {
      "args": {
        "1": "got",
        "2": "𐌰𐌻𐌻𐍃"
      },
      "expansion": "Gothic 𐌰𐌻𐌻𐍃 (alls)",
      "name": "cog"
    },
    {
      "args": {
        "1": "xcl",
        "2": "ողջ"
      },
      "expansion": "Old Armenian ողջ (ołǰ)",
      "name": "cog"
    },
    {
      "args": {
        "1": "br",
        "2": "holl"
      },
      "expansion": "Breton holl",
      "name": "cog"
    },
    {
      "args": {
        "1": "kw",
        "2": "oll"
      },
      "expansion": "Cornish oll",
      "name": "cog"
    }
  ],
  "etymology_text": "Originally a mutated form of oll, from Proto-Celtic *olyos (compare Old Irish uile, Gaulish ollon), from Proto-Indo-European *h₂olyos (“all”) (compare Gothic 𐌰𐌻𐌻𐍃 (alls), Old Armenian ողջ (ołǰ)). Cognate with Breton holl and Cornish oll.",
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "determiner"
      },
      "expansion": "holl",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "det",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Welsh determiners",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "yr holl blant ― all the children"
        },
        {
          "text": "Mae’r holl arwyddion wedi'u tynnu i lawr. ― All the road signs have been pulled down."
        }
      ],
      "glosses": [
        "all (preceded by the definite article, precedes the noun)"
      ],
      "id": "holl-det",
      "synonyms": [
        {
          "word": "i gyd"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/hoːɬ/"
    },
    {
      "rhymes": "-oːɬ"
    }
  ],
  "word": "holl"
}

{
  "derived": [
    {
      "word": "hollwybodus"
    },
    {
      "word": "hollbwysig"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "oll"
      },
      "expansion": "oll",
      "name": "m"
    },
    {
      "args": {
        "1": "cy",
        "2": "cel-pro",
        "3": "*olyos"
      },
      "expansion": "Proto-Celtic *olyos",
      "name": "der"
    },
    {
      "args": {
        "1": "sga",
        "2": "uile"
      },
      "expansion": "Old Irish uile",
      "name": "cog"
    },
    {
      "args": {
        "1": "cel-gau",
        "2": "ollon"
      },
      "expansion": "Gaulish ollon",
      "name": "cog"
    },
    {
      "args": {
        "1": "cy",
        "2": "ine-pro",
        "3": "*h₂olyos",
        "4": "",
        "5": "all"
      },
      "expansion": "Proto-Indo-European *h₂olyos (“all”)",
      "name": "der"
    },
    {
      "args": {
        "1": "got",
        "2": "𐌰𐌻𐌻𐍃"
      },
      "expansion": "Gothic 𐌰𐌻𐌻𐍃 (alls)",
      "name": "cog"
    },
    {
      "args": {
        "1": "xcl",
        "2": "ողջ"
      },
      "expansion": "Old Armenian ողջ (ołǰ)",
      "name": "cog"
    },
    {
      "args": {
        "1": "br",
        "2": "holl"
      },
      "expansion": "Breton holl",
      "name": "cog"
    },
    {
      "args": {
        "1": "kw",
        "2": "oll"
      },
      "expansion": "Cornish oll",
      "name": "cog"
    }
  ],
  "etymology_text": "Originally a mutated form of oll, from Proto-Celtic *olyos (compare Old Irish uile, Gaulish ollon), from Proto-Indo-European *h₂olyos (“all”) (compare Gothic 𐌰𐌻𐌻𐍃 (alls), Old Armenian ողջ (ołǰ)). Cognate with Breton holl and Cornish oll.",
  "head_templates": [
    {
      "args": {
        "1": "cy",
        "2": "determiner"
      },
      "expansion": "holl",
      "name": "head"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "det",
  "senses": [
    {
      "categories": [
        "Rhymes:Welsh/oːɬ",
        "Welsh determiners",
        "Welsh lemmas",
        "Welsh terms derived from Proto-Celtic",
        "Welsh terms derived from Proto-Indo-European",
        "Welsh terms with IPA pronunciation",
        "Welsh terms with usage examples"
      ],
      "examples": [
        {
          "text": "yr holl blant ― all the children"
        },
        {
          "text": "Mae’r holl arwyddion wedi'u tynnu i lawr. ― All the road signs have been pulled down."
        }
      ],
      "glosses": [
        "all (preceded by the definite article, precedes the noun)"
      ],
      "synonyms": [
        {
          "word": "i gyd"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/hoːɬ/"
    },
    {
      "rhymes": "-oːɬ"
    }
  ],
  "word": "holl"
}