"radiotracing" meaning in English

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  "etymology_text": "radio- + tracing",
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      "expansion": "radiotracing (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        {
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          "name": "English terms prefixed with radio-",
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          "langcode": "en",
          "name": "Radioactivity",
          "orig": "en:Radioactivity",
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      ],
      "glosses": [
        "The use of a radiotracer"
      ],
      "id": "en-radiotracing-en-noun-6UGtmp7L",
      "links": [
        [
          "radiotracer",
          "radiotracer"
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  "word": "radiotracing"
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    {
      "args": {
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        "2": "radio",
        "3": "tracing"
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      "expansion": "radio- + tracing",
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  ],
  "etymology_text": "radio- + tracing",
  "head_templates": [
    {
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      "expansion": "radiotracing (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "The use of a radiotracer"
      ],
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        "uncountable"
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  "word": "radiotracing"
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