"UFO" meaning in Czech

{
  "head_templates": [
    {
      "args": {
        "1": "cs",
        "2": "noun"
      },
      "expansion": "UFO",
      "name": "head"
    }
  ],
  "lang": "Czech",
  "lang_code": "cs",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Czech entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "cs",
          "name": "Ufology",
          "orig": "cs:Ufology",
          "parents": [
            "Anti-gravity",
            "Celestial inhabitants",
            "Forteana",
            "Fictional abilities",
            "Gravity",
            "Science fiction",
            "Space access",
            "Demonyms",
            "Fictional characters",
            "Pseudoscience",
            "Fiction",
            "Speculative fiction",
            "Acceleration",
            "Astrophysics",
            "Mechanics",
            "Astronautics",
            "Names",
            "People",
            "Sciences",
            "Artistic works",
            "Genres",
            "Physics",
            "Astronomy",
            "Applied sciences",
            "Space",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Human",
            "Art",
            "Entertainment",
            "Nature",
            "Fundamental",
            "Nouns",
            "Culture",
            "Lemmas",
            "Society"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "UFO"
      ],
      "id": "en-UFO-cs-noun-avoE4lgF",
      "links": [
        [
          "UFO",
          "UFO#English"
        ]
      ]
    }
  ],
  "word": "UFO"
}

{
  "head_templates": [
    {
      "args": {
        "1": "cs",
        "2": "noun"
      },
      "expansion": "UFO",
      "name": "head"
    }
  ],
  "lang": "Czech",
  "lang_code": "cs",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Czech entries with incorrect language header",
        "Czech lemmas",
        "Czech nouns",
        "cs:Ufology"
      ],
      "glosses": [
        "UFO"
      ],
      "links": [
        [
          "UFO",
          "UFO#English"
        ]
      ]
    }
  ],
  "word": "UFO"
}