"sun pillar" meaning in English

{
  "forms": [
    {
      "form": "sun pillars",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sun pillar (plural sun pillars)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Atmospheric phenomena",
          "orig": "en:Atmospheric phenomena",
          "parents": [
            "Atmosphere",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A light pillar produced by sunlight, usually when the Sun is near or below the horizon."
      ],
      "id": "en-sun_pillar-en-noun-xtP6DDZ5",
      "links": [
        [
          "light pillar",
          "light pillar"
        ],
        [
          "sunlight",
          "sunlight"
        ],
        [
          "Sun",
          "Sun"
        ],
        [
          "horizon",
          "horizon"
        ]
      ],
      "synonyms": [
        {
          "word": "solar pillar"
        }
      ],
      "wikipedia": [
        "sun pillar"
      ]
    }
  ],
  "word": "sun pillar"
}

{
  "forms": [
    {
      "form": "sun pillars",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sun pillar (plural sun pillars)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Atmospheric phenomena"
      ],
      "glosses": [
        "A light pillar produced by sunlight, usually when the Sun is near or below the horizon."
      ],
      "links": [
        [
          "light pillar",
          "light pillar"
        ],
        [
          "sunlight",
          "sunlight"
        ],
        [
          "Sun",
          "Sun"
        ],
        [
          "horizon",
          "horizon"
        ]
      ],
      "synonyms": [
        {
          "word": "solar pillar"
        }
      ],
      "wikipedia": [
        "sun pillar"
      ]
    }
  ],
  "word": "sun pillar"
}