"warp bubble" meaning in English

{
  "etymology_text": "Coined in 1994 by Mexican physicist Miguel Alcubierre.",
  "forms": [
    {
      "form": "warp bubbles",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "warp bubble (plural warp bubbles)",
      "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": "topical",
          "langcode": "en",
          "name": "Astrophysics",
          "orig": "en:Astrophysics",
          "parents": [
            "Astronomy",
            "Physics",
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Faster-than-light travel",
          "orig": "en:Faster-than-light travel",
          "parents": [
            "Astrophysics",
            "Relativity",
            "Science fiction",
            "Travel",
            "Astronomy",
            "Physics",
            "Fiction",
            "Speculative fiction",
            "Human activity",
            "Transport",
            "Sciences",
            "Space",
            "Artistic works",
            "Genres",
            "Human behaviour",
            "All topics",
            "Nature",
            "Art",
            "Entertainment",
            "Human",
            "Fundamental",
            "Culture",
            "Society"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Interstellar travel",
          "orig": "en:Interstellar travel",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Science fiction",
          "orig": "en:Science fiction",
          "parents": [
            "Fiction",
            "Speculative fiction",
            "Artistic works",
            "Genres",
            "Art",
            "Entertainment",
            "Culture",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A detached region of spacetime which is theoretically capable of moving faster than the speed of light."
      ],
      "id": "en-warp_bubble-en-noun-tfSefqQ0",
      "links": [
        [
          "astrophysics",
          "astrophysics"
        ],
        [
          "science fiction",
          "science fiction"
        ],
        [
          "spacetime",
          "spacetime"
        ]
      ],
      "raw_glosses": [
        "(astrophysics, science fiction) A detached region of spacetime which is theoretically capable of moving faster than the speed of light."
      ],
      "topics": [
        "astrophysics",
        "literature",
        "media",
        "publishing",
        "science-fiction"
      ],
      "wikipedia": [
        "Miguel Alcubierre"
      ]
    }
  ],
  "word": "warp bubble"
}

{
  "etymology_text": "Coined in 1994 by Mexican physicist Miguel Alcubierre.",
  "forms": [
    {
      "form": "warp bubbles",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "warp bubble (plural warp bubbles)",
      "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",
        "en:Astrophysics",
        "en:Faster-than-light travel",
        "en:Interstellar travel",
        "en:Science fiction"
      ],
      "glosses": [
        "A detached region of spacetime which is theoretically capable of moving faster than the speed of light."
      ],
      "links": [
        [
          "astrophysics",
          "astrophysics"
        ],
        [
          "science fiction",
          "science fiction"
        ],
        [
          "spacetime",
          "spacetime"
        ]
      ],
      "raw_glosses": [
        "(astrophysics, science fiction) A detached region of spacetime which is theoretically capable of moving faster than the speed of light."
      ],
      "topics": [
        "astrophysics",
        "literature",
        "media",
        "publishing",
        "science-fiction"
      ],
      "wikipedia": [
        "Miguel Alcubierre"
      ]
    }
  ],
  "word": "warp bubble"
}