"language change" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "language change (uncountable)",
      "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": "Entries with translation boxes",
          "parents": [],
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        },
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Linguistics",
          "orig": "en:Linguistics",
          "parents": [
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The process of alteration in the features of a single language, or of languages in general, across a period of time."
      ],
      "id": "en-language_change-en-noun--xxx~rOG",
      "links": [
        [
          "linguistics",
          "linguistics"
        ]
      ],
      "raw_glosses": [
        "(linguistics) The process of alteration in the features of a single language, or of languages in general, across a period of time."
      ],
      "related": [
        {
          "word": "historical linguistics"
        },
        {
          "word": "sound change"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "wikipedia": [
        "language change"
      ]
    }
  ],
  "word": "language change"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
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      "expansion": "language change (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "historical linguistics"
    },
    {
      "word": "sound change"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Translation table header lacks gloss",
        "en:Linguistics"
      ],
      "glosses": [
        "The process of alteration in the features of a single language, or of languages in general, across a period of time."
      ],
      "links": [
        [
          "linguistics",
          "linguistics"
        ]
      ],
      "raw_glosses": [
        "(linguistics) The process of alteration in the features of a single language, or of languages in general, across a period of time."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "wikipedia": [
        "language change"
      ]
    }
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  "word": "language change"
}