"microwave radiation" meaning in English

{
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      "expansion": "microwave radiation (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "langcode": "en",
          "name": "Physics",
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      ],
      "glosses": [
        "electromagnetic radiation that has a frequency of about 3 to 30 GHz"
      ],
      "id": "en-microwave_radiation-en-noun-8Jtgjg1W",
      "links": [
        [
          "physics",
          "physics"
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        [
          "electromagnetic radiation",
          "electromagnetic radiation"
        ],
        [
          "frequency",
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        ],
        [
          "GHz",
          "GHz"
        ]
      ],
      "raw_glosses": [
        "(physics) electromagnetic radiation that has a frequency of about 3 to 30 GHz"
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
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      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "electromagnetic radiation that has a frequency of about 3 to 30 GHz",
          "word": "mikroaaltosäteily"
        },
        {
          "code": "uk",
          "lang": "Ukrainian",
          "roman": "mikroxvylʹové vypromínjuvannja",
          "sense": "electromagnetic radiation that has a frequency of about 3 to 30 GHz",
          "tags": [
            "neuter"
          ],
          "word": "мікрохвильове́ випромі́нювання"
        }
      ]
    }
  ],
  "word": "microwave radiation"
}

{
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      "expansion": "microwave radiation (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "English lemmas",
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      "glosses": [
        "electromagnetic radiation that has a frequency of about 3 to 30 GHz"
      ],
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        [
          "physics",
          "physics"
        ],
        [
          "electromagnetic radiation",
          "electromagnetic radiation"
        ],
        [
          "frequency",
          "frequency"
        ],
        [
          "GHz",
          "GHz"
        ]
      ],
      "raw_glosses": [
        "(physics) electromagnetic radiation that has a frequency of about 3 to 30 GHz"
      ],
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        "uncountable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
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  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "electromagnetic radiation that has a frequency of about 3 to 30 GHz",
      "word": "mikroaaltosäteily"
    },
    {
      "code": "uk",
      "lang": "Ukrainian",
      "roman": "mikroxvylʹové vypromínjuvannja",
      "sense": "electromagnetic radiation that has a frequency of about 3 to 30 GHz",
      "tags": [
        "neuter"
      ],
      "word": "мікрохвильове́ випромі́нювання"
    }
  ],
  "word": "microwave radiation"
}