"ultra low cost carrier" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ultra",
        "3": "low cost carrier"
      },
      "expansion": "ultra- + low cost carrier",
      "name": "prefix"
    }
  ],
  "etymology_text": "ultra- + low cost carrier",
  "forms": [
    {
      "form": "ultra low cost carriers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ultra low cost carrier (plural ultra low cost carriers)",
      "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": "English terms prefixed with ultra-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Aviation",
          "orig": "en:Aviation",
          "parents": [
            "Aeronautics",
            "Transport",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "tags": [
            "abbreviation"
          ],
          "word": "ULCC"
        }
      ],
      "glosses": [
        "A type of airline that tries to keep ticket prices as low as possible, by charging for everything, such as checked-in baggage, carry-on baggage, food, beverages, assigned seat numbers, etc."
      ],
      "id": "en-ultra_low_cost_carrier-en-noun-ASSij~4O",
      "links": [
        [
          "aviation",
          "aviation"
        ]
      ],
      "raw_glosses": [
        "(aviation) A type of airline that tries to keep ticket prices as low as possible, by charging for everything, such as checked-in baggage, carry-on baggage, food, beverages, assigned seat numbers, etc."
      ],
      "related": [
        {
          "word": "low cost carrier"
        }
      ],
      "synonyms": [
        {
          "word": "ultra-low-cost carrier"
        },
        {
          "word": "ultra-low cost carrier"
        },
        {
          "word": "ultra low-cost carrier"
        },
        {
          "word": "ultralow-cost carrier"
        },
        {
          "word": "ultralow cost carrier"
        },
        {
          "tags": [
            "abbreviation"
          ],
          "word": "ULCC"
        }
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "ultra low cost carrier"
}

{
  "derived": [
    {
      "tags": [
        "abbreviation"
      ],
      "word": "ULCC"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ultra",
        "3": "low cost carrier"
      },
      "expansion": "ultra- + low cost carrier",
      "name": "prefix"
    }
  ],
  "etymology_text": "ultra- + low cost carrier",
  "forms": [
    {
      "form": "ultra low cost carriers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ultra low cost carrier (plural ultra low cost carriers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "low cost carrier"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms prefixed with ultra-",
        "en:Aviation"
      ],
      "glosses": [
        "A type of airline that tries to keep ticket prices as low as possible, by charging for everything, such as checked-in baggage, carry-on baggage, food, beverages, assigned seat numbers, etc."
      ],
      "links": [
        [
          "aviation",
          "aviation"
        ]
      ],
      "raw_glosses": [
        "(aviation) A type of airline that tries to keep ticket prices as low as possible, by charging for everything, such as checked-in baggage, carry-on baggage, food, beverages, assigned seat numbers, etc."
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "ultra-low-cost carrier"
    },
    {
      "word": "ultra-low cost carrier"
    },
    {
      "word": "ultra low-cost carrier"
    },
    {
      "word": "ultralow-cost carrier"
    },
    {
      "word": "ultralow cost carrier"
    },
    {
      "tags": [
        "abbreviation"
      ],
      "word": "ULCC"
    }
  ],
  "word": "ultra low cost carrier"
}