"observable universe" meaning in English

{
  "forms": [
    {
      "form": "observable universes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "observable universe (plural observable universes)",
      "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"
        },
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          "name": "Entries with translation boxes",
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        },
        {
          "kind": "other",
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        {
          "kind": "other",
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        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
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        },
        {
          "kind": "other",
          "name": "Terms with French translations",
          "parents": [],
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        },
        {
          "kind": "other",
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        },
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          "kind": "other",
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        },
        {
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        },
        {
          "kind": "other",
          "name": "Terms with Polish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Turkish translations",
          "parents": [],
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Astronomy",
          "orig": "en:Astronomy",
          "parents": [
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The extent of a universe within the cosmological horizon of an observer."
      ],
      "hypernyms": [
        {
          "word": "Universe"
        }
      ],
      "id": "en-observable_universe-en-noun-vfTGkD4E",
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "cosmological horizon",
          "cosmological horizon"
        ]
      ],
      "raw_glosses": [
        "(astronomy) The extent of a universe within the cosmological horizon of an observer."
      ],
      "synonyms": [
        {
          "word": "known universe"
        }
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Translations",
          "word": "havaittava maailmankaikkeus"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "univers observable"
        },
        {
          "code": "ka",
          "lang": "Georgian",
          "roman": "daḳvirvebadi samq̇aro",
          "sense": "Translations",
          "word": "დაკვირვებადი სამყარო"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "tags": [
            "neuter"
          ],
          "word": "beobachtbares Universum"
        },
        {
          "code": "is",
          "lang": "Icelandic",
          "sense": "Translations",
          "word": "sýnilegi alheimur"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "obserwowalny wszechświat"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "widzialny wszechświat"
        },
        {
          "code": "tr",
          "lang": "Turkish",
          "sense": "Translations",
          "word": "gözlemlenebilir evren"
        },
        {
          "code": "tr",
          "lang": "Turkish",
          "sense": "Translations",
          "word": "rasat edilebilir kâinat"
        }
      ]
    }
  ],
  "word": "observable universe"
}

{
  "forms": [
    {
      "form": "observable universes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "observable universe (plural observable universes)",
      "name": "en-noun"
    }
  ],
  "hypernyms": [
    {
      "word": "Universe"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
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        "English multiword terms",
        "English nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Finnish translations",
        "Terms with French translations",
        "Terms with Georgian translations",
        "Terms with German translations",
        "Terms with Icelandic translations",
        "Terms with Polish translations",
        "Terms with Turkish translations",
        "Translation table header lacks gloss",
        "en:Astronomy"
      ],
      "glosses": [
        "The extent of a universe within the cosmological horizon of an observer."
      ],
      "links": [
        [
          "astronomy",
          "astronomy"
        ],
        [
          "cosmological horizon",
          "cosmological horizon"
        ]
      ],
      "raw_glosses": [
        "(astronomy) The extent of a universe within the cosmological horizon of an observer."
      ],
      "synonyms": [
        {
          "word": "known universe"
        }
      ],
      "topics": [
        "astronomy",
        "natural-sciences"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Translations",
      "word": "havaittava maailmankaikkeus"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "univers observable"
    },
    {
      "code": "ka",
      "lang": "Georgian",
      "roman": "daḳvirvebadi samq̇aro",
      "sense": "Translations",
      "word": "დაკვირვებადი სამყარო"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "tags": [
        "neuter"
      ],
      "word": "beobachtbares Universum"
    },
    {
      "code": "is",
      "lang": "Icelandic",
      "sense": "Translations",
      "word": "sýnilegi alheimur"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "obserwowalny wszechświat"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "widzialny wszechświat"
    },
    {
      "code": "tr",
      "lang": "Turkish",
      "sense": "Translations",
      "word": "gözlemlenebilir evren"
    },
    {
      "code": "tr",
      "lang": "Turkish",
      "sense": "Translations",
      "word": "rasat edilebilir kâinat"
    }
  ],
  "word": "observable universe"
}