"noson" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "y nos hon",
        "3": "",
        "4": "this evening, this night"
      },
      "expansion": "y nos hon (“this evening, this night”)",
      "name": "m"
    }
  ],
  "etymology_text": "From y nos hon (“this evening, this night”).",
  "forms": [
    {
      "form": "nosweithiau",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "nosweithiau"
      },
      "expansion": "noson f (plural nosweithiau, not mutable)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "night, evening"
      ],
      "id": "en-noson-cy-noun-Zklgs4B2",
      "links": [
        [
          "night",
          "night"
        ],
        [
          "evening",
          "evening"
        ]
      ],
      "raw_glosses": [
        "(countable) night, evening"
      ],
      "related": [
        {
          "english": "night",
          "word": "nos"
        },
        {
          "english": "evening",
          "word": "noswaith"
        }
      ],
      "tags": [
        "countable",
        "feminine",
        "not-mutable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈnɔsɔn/"
    }
  ],
  "word": "noson"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "y nos hon",
        "3": "",
        "4": "this evening, this night"
      },
      "expansion": "y nos hon (“this evening, this night”)",
      "name": "m"
    }
  ],
  "etymology_text": "From y nos hon (“this evening, this night”).",
  "forms": [
    {
      "form": "nosweithiau",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "nosweithiau"
      },
      "expansion": "noson f (plural nosweithiau, not mutable)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "related": [
    {
      "english": "night",
      "word": "nos"
    },
    {
      "english": "evening",
      "word": "noswaith"
    }
  ],
  "senses": [
    {
      "categories": [
        "Welsh countable nouns",
        "Welsh entries with incorrect language header",
        "Welsh feminine nouns",
        "Welsh lemmas",
        "Welsh non-mutable terms",
        "Welsh nouns",
        "Welsh palindromes",
        "Welsh terms with IPA pronunciation"
      ],
      "glosses": [
        "night, evening"
      ],
      "links": [
        [
          "night",
          "night"
        ],
        [
          "evening",
          "evening"
        ]
      ],
      "raw_glosses": [
        "(countable) night, evening"
      ],
      "tags": [
        "countable",
        "feminine",
        "not-mutable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈnɔsɔn/"
    }
  ],
  "word": "noson"
}