"plate number coil" meaning in English

{
  "forms": [
    {
      "form": "plate number coils",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "plate number coil (plural plate number coils)",
      "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": "topical",
          "langcode": "en",
          "name": "Philately",
          "orig": "en:Philately",
          "parents": [
            "Hobbies",
            "Recreation",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1997 June 18, WJFIELDS [username], “Re: Why collect new U.S.?”, in rec.collecting.stamps (Usenet)",
          "text": "We have developed other philatelic interests over the years so that it isn't important to us to have every new issue. Or, as Dave Lee suggested in another post, we work a specialty within modern issues such as plate number coils, or transportation issues, etc.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A United States postage stamp with the number of the printing plate or plates printed on it."
      ],
      "id": "en-plate_number_coil-en-noun-f4WCv8fR",
      "links": [
        [
          "philately",
          "philately"
        ],
        [
          "United States",
          "United States"
        ],
        [
          "postage stamp",
          "postage stamp"
        ],
        [
          "printing",
          "printing"
        ],
        [
          "plate",
          "plate"
        ]
      ],
      "raw_glosses": [
        "(philately) A United States postage stamp with the number of the printing plate or plates printed on it."
      ],
      "synonyms": [
        {
          "tags": [
            "initialism"
          ],
          "word": "PNC"
        }
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "philately"
      ],
      "wikipedia": [
        "plate number coil"
      ]
    }
  ],
  "word": "plate number coil"
}

{
  "forms": [
    {
      "form": "plate number coils",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "plate number coil (plural plate number coils)",
      "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",
        "English terms with quotations",
        "en:Philately"
      ],
      "examples": [
        {
          "ref": "1997 June 18, WJFIELDS [username], “Re: Why collect new U.S.?”, in rec.collecting.stamps (Usenet)",
          "text": "We have developed other philatelic interests over the years so that it isn't important to us to have every new issue. Or, as Dave Lee suggested in another post, we work a specialty within modern issues such as plate number coils, or transportation issues, etc.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A United States postage stamp with the number of the printing plate or plates printed on it."
      ],
      "links": [
        [
          "philately",
          "philately"
        ],
        [
          "United States",
          "United States"
        ],
        [
          "postage stamp",
          "postage stamp"
        ],
        [
          "printing",
          "printing"
        ],
        [
          "plate",
          "plate"
        ]
      ],
      "raw_glosses": [
        "(philately) A United States postage stamp with the number of the printing plate or plates printed on it."
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "philately"
      ],
      "wikipedia": [
        "plate number coil"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "initialism"
      ],
      "word": "PNC"
    }
  ],
  "word": "plate number coil"
}