"captioning" meaning in English

{
  "forms": [
    {
      "form": "captioning"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "η προσθήκη λεζάντας σε εικόνα"
      ],
      "id": "el-captioning-en-noun-NWTj6QX-"
    }
  ],
  "word": "captioning"
}

{
  "forms": [
    {
      "form": "captioning"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Μετοχές ενεστώτα (αγγλικά)",
          "parents": [],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "caption"
        }
      ],
      "glosses": [
        "μετοχή ενεστώτα του ρήματος caption"
      ],
      "id": "el-captioning-en-verb-6XAvS02i"
    }
  ],
  "word": "captioning"
}

{
  "forms": [
    {
      "form": "captioning"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "η προσθήκη λεζάντας σε εικόνα"
      ]
    }
  ],
  "word": "captioning"
}

{
  "forms": [
    {
      "form": "captioning"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "Μετοχές ενεστώτα (αγγλικά)"
      ],
      "form_of": [
        {
          "word": "caption"
        }
      ],
      "glosses": [
        "μετοχή ενεστώτα του ρήματος caption"
      ]
    }
  ],
  "word": "captioning"
}