"introducer" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "introduce",
        "3": "er"
      },
      "expansion": "introduce + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "introduce + -er",
  "forms": [
    {
      "form": "introducers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "introducer (plural introducers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "66 34",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w+disamb"
        },
        {
          "_dis": "58 42",
          "kind": "other",
          "name": "English terms suffixed with -er",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "1850, The Cottager's Monthly Visitor, volume 30, page 314",
          "text": "The impartial observer of mankind is compelled to acknowledge that anger is the bane of society, the introducer of discord into the families of rich and poor, the disjoiner of friendships, the destroyer of conjugal and domestic bliss.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Someone or something that introduces."
      ],
      "id": "en-introducer-en-noun-k694S8ka",
      "links": [
        [
          "introduce",
          "introduce"
        ]
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Surgery",
          "orig": "en:Surgery",
          "parents": [
            "Medicine",
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A device used to introduce an object into the body."
      ],
      "id": "en-introducer-en-noun-wsRhtey5",
      "links": [
        [
          "surgery",
          "surgery"
        ]
      ],
      "raw_glosses": [
        "(surgery) A device used to introduce an object into the body."
      ],
      "topics": [
        "medicine",
        "sciences",
        "surgery"
      ]
    }
  ],
  "word": "introducer"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms suffixed with -er"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "introduce",
        "3": "er"
      },
      "expansion": "introduce + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "introduce + -er",
  "forms": [
    {
      "form": "introducers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "introducer (plural introducers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1850, The Cottager's Monthly Visitor, volume 30, page 314",
          "text": "The impartial observer of mankind is compelled to acknowledge that anger is the bane of society, the introducer of discord into the families of rich and poor, the disjoiner of friendships, the destroyer of conjugal and domestic bliss.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Someone or something that introduces."
      ],
      "links": [
        [
          "introduce",
          "introduce"
        ]
      ]
    },
    {
      "categories": [
        "en:Surgery"
      ],
      "glosses": [
        "A device used to introduce an object into the body."
      ],
      "links": [
        [
          "surgery",
          "surgery"
        ]
      ],
      "raw_glosses": [
        "(surgery) A device used to introduce an object into the body."
      ],
      "topics": [
        "medicine",
        "sciences",
        "surgery"
      ]
    }
  ],
  "word": "introducer"
}