"language contact" meaning in English

{
  "forms": [
    {
      "form": "language contacts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "language contact (plural language contacts)",
      "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": "Mandarin terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "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 phenomenon in which speakers of two or more languages or varieties interact and influence each other."
      ],
      "id": "en-language_contact-en-noun-6aIc5xJg",
      "links": [
        [
          "linguistics",
          "linguistics"
        ]
      ],
      "raw_glosses": [
        "(linguistics) The phenomenon in which speakers of two or more languages or varieties interact and influence each other."
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "phenomenon",
          "word": "語言接觸"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "yǔyán jiēchù",
          "sense": "phenomenon",
          "word": "语言接触"
        },
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "phenomenon",
          "tags": [
            "neuter"
          ],
          "word": "taalcontact"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "phenomenon",
          "word": "kielikontakti"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "phenomenon",
          "tags": [
            "masculine"
          ],
          "word": "Sprachkontakt"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "phenomenon",
          "tags": [
            "masculine"
          ],
          "word": "kontakt językowy"
        }
      ],
      "wikipedia": [
        "language contact"
      ]
    }
  ],
  "word": "language contact"
}

{
  "forms": [
    {
      "form": "language contacts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "language contact (plural language contacts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Mandarin terms with redundant transliterations",
        "en:Linguistics"
      ],
      "glosses": [
        "The phenomenon in which speakers of two or more languages or varieties interact and influence each other."
      ],
      "links": [
        [
          "linguistics",
          "linguistics"
        ]
      ],
      "raw_glosses": [
        "(linguistics) The phenomenon in which speakers of two or more languages or varieties interact and influence each other."
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "wikipedia": [
        "language contact"
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "phenomenon",
      "word": "語言接觸"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "yǔyán jiēchù",
      "sense": "phenomenon",
      "word": "语言接触"
    },
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "phenomenon",
      "tags": [
        "neuter"
      ],
      "word": "taalcontact"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "phenomenon",
      "word": "kielikontakti"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "phenomenon",
      "tags": [
        "masculine"
      ],
      "word": "Sprachkontakt"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "phenomenon",
      "tags": [
        "masculine"
      ],
      "word": "kontakt językowy"
    }
  ],
  "word": "language contact"
}