"safety catch" meaning in English

{
  "forms": [
    {
      "form": "safety catches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "safety catch (plural safety catches)",
      "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"
        }
      ],
      "glosses": [
        "A latching device that prevents accidental activation of a dangerous event; an interlock."
      ],
      "id": "en-safety_catch-en-noun-eKXlEUTI",
      "links": [
        [
          "interlock",
          "interlock"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "colloquial"
          ],
          "word": "safety"
        }
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "safety catch",
          "word": "varmistin"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "safety catch",
          "tags": [
            "masculine"
          ],
          "word": "cran d’arrêt"
        },
        {
          "code": "el",
          "lang": "Greek",
          "roman": "asfáleia",
          "sense": "safety catch",
          "tags": [
            "feminine"
          ],
          "word": "ασφάλεια"
        },
        {
          "code": "ko",
          "lang": "Korean",
          "roman": "anjeon-jangchi",
          "sense": "safety catch",
          "word": "안전장치"
        },
        {
          "code": "fa",
          "lang": "Persian",
          "roman": "zâmen",
          "sense": "safety catch",
          "word": "ضامن"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "predoxranítelʹ",
          "sense": "safety catch",
          "tags": [
            "masculine"
          ],
          "word": "предохрани́тель"
        }
      ]
    }
  ],
  "word": "safety catch"
}

{
  "forms": [
    {
      "form": "safety catches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "safety catch (plural safety catches)",
      "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"
      ],
      "glosses": [
        "A latching device that prevents accidental activation of a dangerous event; an interlock."
      ],
      "links": [
        [
          "interlock",
          "interlock"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "colloquial"
      ],
      "word": "safety"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "safety catch",
      "word": "varmistin"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "safety catch",
      "tags": [
        "masculine"
      ],
      "word": "cran d’arrêt"
    },
    {
      "code": "el",
      "lang": "Greek",
      "roman": "asfáleia",
      "sense": "safety catch",
      "tags": [
        "feminine"
      ],
      "word": "ασφάλεια"
    },
    {
      "code": "ko",
      "lang": "Korean",
      "roman": "anjeon-jangchi",
      "sense": "safety catch",
      "word": "안전장치"
    },
    {
      "code": "fa",
      "lang": "Persian",
      "roman": "zâmen",
      "sense": "safety catch",
      "word": "ضامن"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "predoxranítelʹ",
      "sense": "safety catch",
      "tags": [
        "masculine"
      ],
      "word": "предохрани́тель"
    }
  ],
  "word": "safety catch"
}