"moon block" meaning in English

{
  "forms": [
    {
      "form": "moon blocks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "moon block (plural moon blocks)",
      "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 topic categories using raw markup",
          "parents": [
            "Entries with topic 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": "Divination",
          "orig": "en:Divination",
          "parents": [
            "Occult",
            "Forteana",
            "Religion",
            "Pseudoscience",
            "Culture",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A crescent carved from wood or bamboo, used in Chinese divination, producing one of four possible answers based on its orientation after being dropped."
      ],
      "id": "en-moon_block-en-noun-uA6K26J1",
      "links": [
        [
          "crescent",
          "crescent"
        ],
        [
          "wood",
          "wood"
        ],
        [
          "bamboo",
          "bamboo"
        ],
        [
          "Chinese",
          "Chinese"
        ],
        [
          "divination",
          "divination"
        ]
      ]
    }
  ],
  "word": "moon block"
}

{
  "forms": [
    {
      "form": "moon blocks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "moon block (plural moon blocks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Divination"
      ],
      "glosses": [
        "A crescent carved from wood or bamboo, used in Chinese divination, producing one of four possible answers based on its orientation after being dropped."
      ],
      "links": [
        [
          "crescent",
          "crescent"
        ],
        [
          "wood",
          "wood"
        ],
        [
          "bamboo",
          "bamboo"
        ],
        [
          "Chinese",
          "Chinese"
        ],
        [
          "divination",
          "divination"
        ]
      ]
    }
  ],
  "word": "moon block"
}