"Platonic month" meaning in English

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      "form": "Platonic months",
      "tags": [
        "plural"
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      "expansion": "Platonic month (plural Platonic months)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
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          "kind": "topical",
          "langcode": "en",
          "name": "Astrology",
          "orig": "en:Astrology",
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      "examples": [
        {
          "ref": "1981, William Irwin Thompson, The Time Falling Bodies Take to Light: Mythology, Sexuality and the Origins of Culture, London: Rider/Hutchinson & Co., page 207:",
          "text": "Sumerian civilization lasted for an entire Platonic month from 4000 to 2000 B.C.",
          "type": "quote"
        }
      ],
      "glosses": [
        "One twelfth of a Great Year, corresponding to one of the zodiacal ages (roughly 2000 years)."
      ],
      "id": "en-Platonic_month-en-noun-9o5rurq8",
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "astrology",
          "astrology"
        ],
        [
          "Great Year",
          "Great Year"
        ],
        [
          "zodiacal",
          "zodiacal"
        ]
      ],
      "raw_glosses": [
        "(astronomy, astrology) One twelfth of a Great Year, corresponding to one of the zodiacal ages (roughly 2000 years)."
      ],
      "topics": [
        "astrology",
        "astronomy",
        "human-sciences",
        "mysticism",
        "natural-sciences",
        "philosophy",
        "sciences"
      ]
    }
  ],
  "word": "Platonic month"
}

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    {
      "form": "Platonic months",
      "tags": [
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  "lang_code": "en",
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        {
          "ref": "1981, William Irwin Thompson, The Time Falling Bodies Take to Light: Mythology, Sexuality and the Origins of Culture, London: Rider/Hutchinson & Co., page 207:",
          "text": "Sumerian civilization lasted for an entire Platonic month from 4000 to 2000 B.C.",
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        }
      ],
      "glosses": [
        "One twelfth of a Great Year, corresponding to one of the zodiacal ages (roughly 2000 years)."
      ],
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          "astronomy"
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        [
          "astrology",
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        "(astronomy, astrology) One twelfth of a Great Year, corresponding to one of the zodiacal ages (roughly 2000 years)."
      ],
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        "astrology",
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        "human-sciences",
        "mysticism",
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  "word": "Platonic month"
}