"closed captioning" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "closed captioning (uncountable)",
      "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"
        }
      ],
      "coordinate_terms": [
        {
          "word": "audio description"
        },
        {
          "word": "described video"
        }
      ],
      "derived": [
        {
          "word": "CC"
        }
      ],
      "glosses": [
        "The display of text on a television or video screen, usually a transcription of the audio portion of a program as it occurs (either verbatim or in edited form), most frequently used by the deaf and language learners. Closed captions are encoded invisibly, and displayed by a decoder."
      ],
      "id": "en-closed_captioning-en-noun-CK5gVcLz",
      "links": [
        [
          "transcription",
          "transcription"
        ],
        [
          "audio",
          "audio"
        ],
        [
          "verbatim",
          "verbatim"
        ],
        [
          "deaf",
          "deaf"
        ]
      ],
      "related": [
        {
          "word": "captioning"
        },
        {
          "word": "closed caption"
        },
        {
          "word": "open captioning"
        }
      ],
      "synonyms": [
        {
          "word": "CC"
        },
        {
          "word": "close captioning"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "closed captioning"
      ]
    }
  ],
  "word": "closed captioning"
}

{
  "coordinate_terms": [
    {
      "word": "audio description"
    },
    {
      "word": "described video"
    }
  ],
  "derived": [
    {
      "word": "CC"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "closed captioning (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "captioning"
    },
    {
      "word": "closed caption"
    },
    {
      "word": "open captioning"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns"
      ],
      "glosses": [
        "The display of text on a television or video screen, usually a transcription of the audio portion of a program as it occurs (either verbatim or in edited form), most frequently used by the deaf and language learners. Closed captions are encoded invisibly, and displayed by a decoder."
      ],
      "links": [
        [
          "transcription",
          "transcription"
        ],
        [
          "audio",
          "audio"
        ],
        [
          "verbatim",
          "verbatim"
        ],
        [
          "deaf",
          "deaf"
        ]
      ],
      "synonyms": [
        {
          "word": "CC"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "closed captioning"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "close captioning"
    }
  ],
  "word": "closed captioning"
}