"threader" meaning in All languages combined

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "needle threader"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "thread",
        "3": "er"
      },
      "expansion": "thread + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "thread + -er",
  "forms": [
    {
      "form": "threaders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "threader (plural threaders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A device used to thread needles."
      ],
      "id": "en-threader-en-noun-YUxezVcO",
      "links": [
        [
          "thread",
          "thread"
        ],
        [
          "needle",
          "needle"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "6 94",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "19 81",
          "kind": "other",
          "name": "English terms suffixed with -er",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A device used to machine a screw thread."
      ],
      "id": "en-threader-en-noun-X2K5ONpk",
      "links": [
        [
          "machine",
          "machine"
        ],
        [
          "screw thread",
          "screw thread"
        ]
      ]
    }
  ],
  "word": "threader"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms suffixed with -er"
  ],
  "derived": [
    {
      "word": "needle threader"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "thread",
        "3": "er"
      },
      "expansion": "thread + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "thread + -er",
  "forms": [
    {
      "form": "threaders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "threader (plural threaders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A device used to thread needles."
      ],
      "links": [
        [
          "thread",
          "thread"
        ],
        [
          "needle",
          "needle"
        ]
      ]
    },
    {
      "glosses": [
        "A device used to machine a screw thread."
      ],
      "links": [
        [
          "machine",
          "machine"
        ],
        [
          "screw thread",
          "screw thread"
        ]
      ]
    }
  ],
  "word": "threader"
}