"number coding" meaning in English

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      "expansion": "number coding (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        {
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          "langcode": "en",
          "name": "Law enforcement",
          "orig": "en:Law enforcement",
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      "derived": [
        {
          "word": "number coding scheme"
        }
      ],
      "glosses": [
        "A policy in some urban areas where vehicles with plate numbers ending in a particular number are barred from using the main streets on a particular pre-assigned day to reduce traffic."
      ],
      "id": "en-number_coding-en-noun-ToN1Igba",
      "links": [
        [
          "law enforcement",
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          "policy",
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        [
          "traffic",
          "traffic"
        ]
      ],
      "raw_glosses": [
        "(Philippines, law enforcement) A policy in some urban areas where vehicles with plate numbers ending in a particular number are barred from using the main streets on a particular pre-assigned day to reduce traffic."
      ],
      "synonyms": [
        {
          "word": "color coding"
        },
        {
          "word": "number-coding"
        },
        {
          "word": "coding"
        }
      ],
      "tags": [
        "Philippines",
        "uncountable"
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      "topics": [
        "government",
        "law-enforcement"
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  "word": "number coding"
}

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    {
      "word": "number coding scheme"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A policy in some urban areas where vehicles with plate numbers ending in a particular number are barred from using the main streets on a particular pre-assigned day to reduce traffic."
      ],
      "links": [
        [
          "law enforcement",
          "law enforcement"
        ],
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          "policy",
          "policy"
        ],
        [
          "traffic",
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      ],
      "raw_glosses": [
        "(Philippines, law enforcement) A policy in some urban areas where vehicles with plate numbers ending in a particular number are barred from using the main streets on a particular pre-assigned day to reduce traffic."
      ],
      "synonyms": [
        {
          "word": "color coding"
        }
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        "Philippines",
        "uncountable"
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      "topics": [
        "government",
        "law-enforcement"
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  ],
  "synonyms": [
    {
      "word": "number-coding"
    },
    {
      "word": "coding"
    }
  ],
  "word": "number coding"
}