"Platonic year" meaning in All languages combined

{
  "forms": [
    {
      "form": "Platonic years",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Platonic year (plural Platonic years)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Astronomy",
          "orig": "en:Astronomy",
          "parents": [
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Great Year; one complete precession of the equinoxes, approximately 25,765 years."
      ],
      "id": "en-Platonic_year-en-noun-womRleYE",
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "Great Year",
          "Great Year"
        ],
        [
          "precession",
          "precession"
        ]
      ],
      "raw_glosses": [
        "(astronomy) Great Year; one complete precession of the equinoxes, approximately 25,765 years."
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    }
  ],
  "word": "Platonic year"
}

{
  "forms": [
    {
      "form": "Platonic years",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Platonic year (plural Platonic years)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Astronomy"
      ],
      "glosses": [
        "Great Year; one complete precession of the equinoxes, approximately 25,765 years."
      ],
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "Great Year",
          "Great Year"
        ],
        [
          "precession",
          "precession"
        ]
      ],
      "raw_glosses": [
        "(astronomy) Great Year; one complete precession of the equinoxes, approximately 25,765 years."
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    }
  ],
  "word": "Platonic year"
}