"una vegada" meaning in Catalan

{
  "head_templates": [
    {
      "args": {
        "1": "ca",
        "2": "conjunction"
      },
      "expansion": "una vegada",
      "name": "head"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "conj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Catalan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "A photo, once seen, is never looked at again.",
          "ref": "1969, Josep Pla, Obra completa: En mar",
          "text": "Una foto, una vegada vista, ja no es mira mai més.",
          "type": "quotation"
        },
        {
          "english": "Once we are sure that we have pure cultures, we proceed to their identification.",
          "ref": "1997, Guia per a les pràctiques de microbiologia, Edicions Universitat Barcelona, page 16",
          "text": "Una vegada estiguem segurs de tenir cultius purs procedirem a la seva identificació.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "once (as soon as; when; after)"
      ],
      "id": "en-una_vegada-ca-conj-VimmYZoN",
      "links": [
        [
          "once",
          "once"
        ]
      ],
      "related": [
        {
          "word": "d'una vegada"
        }
      ]
    }
  ],
  "word": "una vegada"
}

{
  "head_templates": [
    {
      "args": {
        "1": "ca",
        "2": "conjunction"
      },
      "expansion": "una vegada",
      "name": "head"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "conj",
  "related": [
    {
      "word": "d'una vegada"
    }
  ],
  "senses": [
    {
      "categories": [
        "Catalan conjunctions",
        "Catalan entries with incorrect language header",
        "Catalan lemmas",
        "Catalan multiword terms",
        "Catalan terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "english": "A photo, once seen, is never looked at again.",
          "ref": "1969, Josep Pla, Obra completa: En mar",
          "text": "Una foto, una vegada vista, ja no es mira mai més.",
          "type": "quotation"
        },
        {
          "english": "Once we are sure that we have pure cultures, we proceed to their identification.",
          "ref": "1997, Guia per a les pràctiques de microbiologia, Edicions Universitat Barcelona, page 16",
          "text": "Una vegada estiguem segurs de tenir cultius purs procedirem a la seva identificació.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "once (as soon as; when; after)"
      ],
      "links": [
        [
          "once",
          "once"
        ]
      ]
    }
  ],
  "word": "una vegada"
}