"merla d'aigua" meaning in Catalan

{
  "etymology_templates": [
    {
      "args": {
        "1": "water blackbird"
      },
      "expansion": "“water blackbird”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "water blackbird"
      },
      "expansion": "Literally, “water blackbird”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “water blackbird”.",
  "forms": [
    {
      "form": "merles d'aigua",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "merla d'aigua f (plural merles d'aigua)",
      "name": "ca-noun"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Catalan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "ca",
          "name": "Perching birds",
          "orig": "ca:Perching birds",
          "parents": [
            "Birds",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "white-throated dipper"
      ],
      "id": "en-merla_d'aigua-ca-noun-y1KQTxaN",
      "links": [
        [
          "white-throated dipper",
          "white-throated dipper"
        ]
      ],
      "synonyms": [
        {
          "word": "aigüerol"
        },
        {
          "word": "aigüerola"
        }
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "word": "merla d'aigua"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "water blackbird"
      },
      "expansion": "“water blackbird”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "water blackbird"
      },
      "expansion": "Literally, “water blackbird”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “water blackbird”.",
  "forms": [
    {
      "form": "merles d'aigua",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "merla d'aigua f (plural merles d'aigua)",
      "name": "ca-noun"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Catalan countable nouns",
        "Catalan entries with incorrect language header",
        "Catalan feminine nouns",
        "Catalan lemmas",
        "Catalan multiword terms",
        "Catalan nouns",
        "Catalan nouns with red links in their headword lines",
        "ca:Perching birds"
      ],
      "glosses": [
        "white-throated dipper"
      ],
      "links": [
        [
          "white-throated dipper",
          "white-throated dipper"
        ]
      ],
      "synonyms": [
        {
          "word": "aigüerol"
        },
        {
          "word": "aigüerola"
        }
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "word": "merla d'aigua"
}