"電磁気" meaning in Japanese

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        "2": "でん",
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        "t2": "magnetism"
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          "気",
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          "name": "Electromagnetism",
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          "english": "the study of electromagnetism",
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        "t2": "magnetism"
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  "etymology_text": "Compound of 電(でん) (den, “electricity”) + 磁気(じき) (jiki, “magnetism”).",
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      "ruby": [
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          "でん"
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          "磁",
          "じ"
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          "気",
          "き"
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  "subsection": "noun",
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