"planetary geology" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "The study that deals with the planets and other celestial bodies in the solar system"
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        {
          "word": "geology"
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  "word": "planetary geology"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "geology"
    }
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        "The study that deals with the planets and other celestial bodies in the solar system"
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  "word": "planetary geology"
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