"hostage negotiator" meaning in English

{
  "etymology_text": "Modern hostage negotiation principles began in 1972 when, then New York Police Detective Harvey Schlossberg, a police officer with a PHD in psychology, recognized the need for trained personnel in the intervention of hostage situations.",
  "forms": [
    {
      "form": "hostage negotiators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "hostage negotiator (plural hostage negotiators)",
      "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": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Law",
          "orig": "en:Law",
          "parents": [
            "Justice",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Law enforcement",
          "orig": "en:Law enforcement",
          "parents": [
            "Crime prevention",
            "Emergency services",
            "Law",
            "Crime",
            "Public safety",
            "Justice",
            "Criminal law",
            "Society",
            "Public administration",
            "Security",
            "All topics",
            "Government",
            "Fundamental",
            "Politics"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Politics",
          "orig": "en:Politics",
          "parents": [
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A person who negotiates with a person, or groups of persons, for the release of a person, or groups of persons."
      ],
      "id": "en-hostage_negotiator-en-noun-loRNXNh~",
      "links": [
        [
          "politics",
          "politics"
        ],
        [
          "law",
          "law#English"
        ],
        [
          "negotiate",
          "negotiate"
        ]
      ],
      "raw_glosses": [
        "(politics, law) A person who negotiates with a person, or groups of persons, for the release of a person, or groups of persons."
      ],
      "topics": [
        "government",
        "law",
        "politics"
      ],
      "translations": [
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "a person who negotiates with a person, or groups of persons, for the release of a person, or groups of persons",
          "word": "túsztárgyaló"
        }
      ]
    }
  ],
  "word": "hostage negotiator"
}

{
  "etymology_text": "Modern hostage negotiation principles began in 1972 when, then New York Police Detective Harvey Schlossberg, a police officer with a PHD in psychology, recognized the need for trained personnel in the intervention of hostage situations.",
  "forms": [
    {
      "form": "hostage negotiators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "hostage negotiator (plural hostage negotiators)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Law",
        "en:Law enforcement",
        "en:People",
        "en:Politics"
      ],
      "glosses": [
        "A person who negotiates with a person, or groups of persons, for the release of a person, or groups of persons."
      ],
      "links": [
        [
          "politics",
          "politics"
        ],
        [
          "law",
          "law#English"
        ],
        [
          "negotiate",
          "negotiate"
        ]
      ],
      "raw_glosses": [
        "(politics, law) A person who negotiates with a person, or groups of persons, for the release of a person, or groups of persons."
      ],
      "topics": [
        "government",
        "law",
        "politics"
      ]
    }
  ],
  "translations": [
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "a person who negotiates with a person, or groups of persons, for the release of a person, or groups of persons",
      "word": "túsztárgyaló"
    }
  ],
  "word": "hostage negotiator"
}