"riu" meaning in Occitan

{
  "etymology_templates": [
    {
      "args": {
        "1": "oc",
        "2": "pro",
        "3": "riu"
      },
      "expansion": "Old Occitan riu",
      "name": "inh"
    },
    {
      "args": {
        "1": "oc",
        "2": "VL.",
        "3": "",
        "4": "rius",
        "5": "river"
      },
      "expansion": "Vulgar Latin rius (“river”)",
      "name": "inh"
    },
    {
      "args": {
        "1": "oc",
        "2": "la",
        "3": "rīvus",
        "4": "",
        "5": "brook; small stream"
      },
      "expansion": "Latin rīvus (“brook; small stream”)",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old Occitan riu,from Vulgar Latin rius (“river”) or Latin rīvus (“brook; small stream”).",
  "forms": [
    {
      "form": "rius",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "oc",
        "2": "nouns",
        "g": "m",
        "g2": "",
        "head": "",
        "sort": ""
      },
      "expansion": "riu m",
      "name": "head"
    },
    {
      "args": {
        "1": "m"
      },
      "expansion": "riu m (plural rius)",
      "name": "oc-noun"
    }
  ],
  "lang": "Occitan",
  "lang_code": "oc",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Occitan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 14 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "9 0 7 1 9 5 9 5 0 0 9 9 6 9 5 9 7 0 0",
          "kind": "other",
          "name": "Pages with 14 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "8 0 9 1 8 5 9 4 0 0 8 8 6 8 5 8 10 0 0",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "river"
      ],
      "id": "en-riu-oc-noun-X1qO2PE5",
      "links": [
        [
          "river",
          "river"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈrriw]"
    },
    {
      "audio": "LL-Q942602-Davidgrosclaude-riu.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4a/LL-Q942602-Davidgrosclaude-riu.wav/LL-Q942602-Davidgrosclaude-riu.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4a/LL-Q942602-Davidgrosclaude-riu.wav/LL-Q942602-Davidgrosclaude-riu.wav.ogg"
    }
  ],
  "word": "riu"
}

{
  "categories": [
    "Pages with 14 entries",
    "Pages with entries",
    "vi:Fishing"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "oc",
        "2": "pro",
        "3": "riu"
      },
      "expansion": "Old Occitan riu",
      "name": "inh"
    },
    {
      "args": {
        "1": "oc",
        "2": "VL.",
        "3": "",
        "4": "rius",
        "5": "river"
      },
      "expansion": "Vulgar Latin rius (“river”)",
      "name": "inh"
    },
    {
      "args": {
        "1": "oc",
        "2": "la",
        "3": "rīvus",
        "4": "",
        "5": "brook; small stream"
      },
      "expansion": "Latin rīvus (“brook; small stream”)",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old Occitan riu,from Vulgar Latin rius (“river”) or Latin rīvus (“brook; small stream”).",
  "forms": [
    {
      "form": "rius",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "oc",
        "2": "nouns",
        "g": "m",
        "g2": "",
        "head": "",
        "sort": ""
      },
      "expansion": "riu m",
      "name": "head"
    },
    {
      "args": {
        "1": "m"
      },
      "expansion": "riu m (plural rius)",
      "name": "oc-noun"
    }
  ],
  "lang": "Occitan",
  "lang_code": "oc",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Occitan countable nouns",
        "Occitan entries with incorrect language header",
        "Occitan lemmas",
        "Occitan masculine nouns",
        "Occitan nouns",
        "Occitan terms derived from Latin",
        "Occitan terms derived from Old Occitan",
        "Occitan terms derived from Vulgar Latin",
        "Occitan terms inherited from Latin",
        "Occitan terms inherited from Old Occitan",
        "Occitan terms inherited from Vulgar Latin",
        "Pages with 14 entries",
        "Pages with entries"
      ],
      "glosses": [
        "river"
      ],
      "links": [
        [
          "river",
          "river"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈrriw]"
    },
    {
      "audio": "LL-Q942602-Davidgrosclaude-riu.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4a/LL-Q942602-Davidgrosclaude-riu.wav/LL-Q942602-Davidgrosclaude-riu.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4a/LL-Q942602-Davidgrosclaude-riu.wav/LL-Q942602-Davidgrosclaude-riu.wav.ogg"
    }
  ],
  "word": "riu"
}