"sidereous" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "sidereus"
      },
      "expansion": "Latin sidereus",
      "name": "uder"
    }
  ],
  "etymology_text": "Latin sidereus.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "sidereous (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
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          "name": "English undefined derivations",
          "parents": [
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            "Entry maintenance"
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          "source": "w"
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        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "sidereal"
      ],
      "id": "en-sidereous-en-adj-Fgyjilm3",
      "links": [
        [
          "sidereal",
          "sidereal"
        ]
      ],
      "raw_glosses": [
        "(obsolete) sidereal"
      ],
      "tags": [
        "not-comparable",
        "obsolete"
      ]
    }
  ],
  "word": "sidereous"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "sidereus"
      },
      "expansion": "Latin sidereus",
      "name": "uder"
    }
  ],
  "etymology_text": "Latin sidereus.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "sidereous (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms derived from Latin",
        "English terms with obsolete senses",
        "English uncomparable adjectives",
        "English undefined derivations",
        "Pages with 1 entry"
      ],
      "glosses": [
        "sidereal"
      ],
      "links": [
        [
          "sidereal",
          "sidereal"
        ]
      ],
      "raw_glosses": [
        "(obsolete) sidereal"
      ],
      "tags": [
        "not-comparable",
        "obsolete"
      ]
    }
  ],
  "word": "sidereous"
}