"smoltification" meaning in English

{
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        "2": "smolt",
        "3": "ification"
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      "expansion": "smolt + -ification",
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    }
  ],
  "etymology_text": "smolt + -ification",
  "head_templates": [
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      "expansion": "smoltification (uncountable)",
      "name": "en-noun"
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  "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"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ification",
          "parents": [],
          "source": "w"
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      ],
      "glosses": [
        "The series of physiological changes where juvenile salmonid fish adapt from living in fresh water to living in seawater."
      ],
      "id": "en-smoltification-en-noun-Zsyp1tRO",
      "links": [
        [
          "physiological",
          "physiological"
        ],
        [
          "change",
          "change"
        ],
        [
          "juvenile",
          "juvenile"
        ],
        [
          "salmonid",
          "salmonid"
        ],
        [
          "fish",
          "fish"
        ]
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "smoltification"
      ]
    }
  ],
  "word": "smoltification"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "smolt",
        "3": "ification"
      },
      "expansion": "smolt + -ification",
      "name": "suffix"
    }
  ],
  "etymology_text": "smolt + -ification",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "smoltification (uncountable)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -ification",
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      ],
      "glosses": [
        "The series of physiological changes where juvenile salmonid fish adapt from living in fresh water to living in seawater."
      ],
      "links": [
        [
          "physiological",
          "physiological"
        ],
        [
          "change",
          "change"
        ],
        [
          "juvenile",
          "juvenile"
        ],
        [
          "salmonid",
          "salmonid"
        ],
        [
          "fish",
          "fish"
        ]
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "smoltification"
      ]
    }
  ],
  "word": "smoltification"
}