"effaith tŷ gwydr" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "en",
        "3": "greenhouse effect"
      },
      "expansion": "Calque of English greenhouse effect",
      "name": "clq"
    }
  ],
  "etymology_text": "Calque of English greenhouse effect.",
  "forms": [
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "cy-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "effaith tŷ gwydr",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "heffaith tŷ gwydr",
      "source": "mutation",
      "tags": [
        "prothesis-h"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "-",
        "head": "effaith tŷ gwydr"
      },
      "expansion": "effaith tŷ gwydr f (uncountable)",
      "name": "cy-noun"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "cy-mut"
    }
  ],
  "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": "topical",
          "langcode": "cy",
          "name": "Atmosphere",
          "orig": "cy:Atmosphere",
          "parents": [
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "cy",
          "name": "Climate change",
          "orig": "cy:Climate change",
          "parents": [
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "cy",
          "name": "Climatology",
          "orig": "cy:Climatology",
          "parents": [
            "Earth sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "greenhouse effect"
      ],
      "id": "en-effaith_tŷ_gwydr-cy-noun-LE5YDB1J",
      "links": [
        [
          "greenhouse effect",
          "greenhouse effect"
        ]
      ],
      "tags": [
        "feminine",
        "uncountable"
      ]
    }
  ],
  "word": "effaith tŷ gwydr"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "en",
        "3": "greenhouse effect"
      },
      "expansion": "Calque of English greenhouse effect",
      "name": "clq"
    }
  ],
  "etymology_text": "Calque of English greenhouse effect.",
  "forms": [
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "cy-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "effaith tŷ gwydr",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "heffaith tŷ gwydr",
      "source": "mutation",
      "tags": [
        "prothesis-h"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "-",
        "head": "effaith tŷ gwydr"
      },
      "expansion": "effaith tŷ gwydr f (uncountable)",
      "name": "cy-noun"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "cy-mut"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Welsh entries with incorrect language header",
        "Welsh feminine nouns",
        "Welsh lemmas",
        "Welsh multiword terms",
        "Welsh nouns",
        "Welsh terms calqued from English",
        "Welsh terms derived from English",
        "Welsh uncountable nouns",
        "cy:Atmosphere",
        "cy:Climate change",
        "cy:Climatology"
      ],
      "glosses": [
        "greenhouse effect"
      ],
      "links": [
        [
          "greenhouse effect",
          "greenhouse effect"
        ]
      ],
      "tags": [
        "feminine",
        "uncountable"
      ]
    }
  ],
  "word": "effaith tŷ gwydr"
}