"path cascade" meaning in English

{
  "forms": [
    {
      "form": "path cascades",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "path cascade (plural path cascades)",
      "name": "en-noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Biochemistry",
          "orig": "en:Biochemistry",
          "parents": [
            "Biology",
            "Chemistry",
            "Sciences",
            "All topics",
            "Fundamental"
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        }
      ],
      "glosses": [
        "A series of biochemical reactions between a stimulated receptor and an effector"
      ],
      "id": "en-path_cascade-en-noun-i3gIhSJB",
      "links": [
        [
          "biochemistry",
          "biochemistry"
        ],
        [
          "series",
          "series"
        ],
        [
          "biochemical",
          "biochemical"
        ],
        [
          "reaction",
          "reaction"
        ],
        [
          "receptor",
          "receptor"
        ],
        [
          "effector",
          "effector"
        ]
      ],
      "raw_glosses": [
        "(biochemistry) A series of biochemical reactions between a stimulated receptor and an effector"
      ],
      "topics": [
        "biochemistry",
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "path cascade"
}

{
  "forms": [
    {
      "form": "path cascades",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "path cascade (plural path cascades)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        "English nouns",
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        "en:Biochemistry"
      ],
      "glosses": [
        "A series of biochemical reactions between a stimulated receptor and an effector"
      ],
      "links": [
        [
          "biochemistry",
          "biochemistry"
        ],
        [
          "series",
          "series"
        ],
        [
          "biochemical",
          "biochemical"
        ],
        [
          "reaction",
          "reaction"
        ],
        [
          "receptor",
          "receptor"
        ],
        [
          "effector",
          "effector"
        ]
      ],
      "raw_glosses": [
        "(biochemistry) A series of biochemical reactions between a stimulated receptor and an effector"
      ],
      "topics": [
        "biochemistry",
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "path cascade"
}