"whale fall" meaning in English

{
  "forms": [
    {
      "form": "whale falls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "whale fall (plural whale falls)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Marine biology",
          "orig": "en:Marine biology",
          "parents": [
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Whales",
          "orig": "en:Whales",
          "parents": [
            "Cetaceans",
            "Even-toed ungulates",
            "Mammals",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A whale carcass that has fallen to the seafloor, which in deeper water can sustain a diverse local ecosystem for decades."
      ],
      "id": "en-whale_fall-en-noun-F6NbjhHC",
      "links": [
        [
          "whale",
          "whale"
        ],
        [
          "carcass",
          "carcass"
        ],
        [
          "seafloor",
          "seafloor"
        ],
        [
          "water",
          "water"
        ],
        [
          "ecosystem",
          "ecosystem"
        ]
      ],
      "wikipedia": [
        "whale fall"
      ]
    }
  ],
  "word": "whale fall"
}

{
  "forms": [
    {
      "form": "whale falls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "whale fall (plural whale falls)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Marine biology",
        "en:Whales"
      ],
      "glosses": [
        "A whale carcass that has fallen to the seafloor, which in deeper water can sustain a diverse local ecosystem for decades."
      ],
      "links": [
        [
          "whale",
          "whale"
        ],
        [
          "carcass",
          "carcass"
        ],
        [
          "seafloor",
          "seafloor"
        ],
        [
          "water",
          "water"
        ],
        [
          "ecosystem",
          "ecosystem"
        ]
      ],
      "wikipedia": [
        "whale fall"
      ]
    }
  ],
  "word": "whale fall"
}