"regn" meaning in IJslands

{
  "categories": [
    {
      "kind": "other",
      "name": "Woord zonder meervoud in het IJslands",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Woorden in het IJslands",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Woorden in het IJslands van lengte 4",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Woorden in het Noors met IPA-weergave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Woorden in het Noors met audioweergave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Zelfstandig naamwoord in het IJslands",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "geen meervoud"
  ],
  "hyphenation": "regn",
  "lang": "IJslands",
  "lang_code": "is",
  "pos": "noun",
  "pos_title": "Zelfstandig naamwoord",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Meteorologie_in_het_IJslands",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "regen"
      ],
      "id": "nl-regn-is-noun-7EaszJ8y",
      "topics": [
        "meteorology"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "no-regn.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/80/No-regn.ogg/No-regn.ogg.mp3",
      "ogg_url": "https://commons.wikimedia.org/wiki/Special:FilePath/no-regn.ogg"
    },
    {
      "ipa": "/ ɾæjn /"
    }
  ],
  "word": "regn"
}

{
  "categories": [
    "Woord zonder meervoud in het IJslands",
    "Woorden in het IJslands",
    "Woorden in het IJslands van lengte 4",
    "Woorden in het Noors met IPA-weergave",
    "Woorden in het Noors met audioweergave",
    "Zelfstandig naamwoord in het IJslands"
  ],
  "etymology_texts": [
    "geen meervoud"
  ],
  "hyphenation": "regn",
  "lang": "IJslands",
  "lang_code": "is",
  "pos": "noun",
  "pos_title": "Zelfstandig naamwoord",
  "senses": [
    {
      "categories": [
        "Meteorologie_in_het_IJslands"
      ],
      "glosses": [
        "regen"
      ],
      "topics": [
        "meteorology"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "no-regn.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/80/No-regn.ogg/No-regn.ogg.mp3",
      "ogg_url": "https://commons.wikimedia.org/wiki/Special:FilePath/no-regn.ogg"
    },
    {
      "ipa": "/ ɾæjn /"
    }
  ],
  "word": "regn"
}