"supermast" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "super",
        "3": "mast"
      },
      "expansion": "super- + mast",
      "name": "prefix"
    }
  ],
  "etymology_text": "From super- + mast.",
  "forms": [
    {
      "form": "supermasts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "supermast (plural supermasts)",
      "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 super-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Residents are protesting the construction of the new supermast.",
          "type": "example"
        }
      ],
      "glosses": [
        "A very tall or very powerful mast for telecommunication purposes."
      ],
      "id": "en-supermast-en-noun-Xytp32t0",
      "links": [
        [
          "tall",
          "tall"
        ],
        [
          "powerful",
          "powerful"
        ],
        [
          "mast",
          "mast"
        ],
        [
          "telecommunication",
          "telecommunication"
        ]
      ]
    }
  ],
  "word": "supermast"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "super",
        "3": "mast"
      },
      "expansion": "super- + mast",
      "name": "prefix"
    }
  ],
  "etymology_text": "From super- + mast.",
  "forms": [
    {
      "form": "supermasts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "supermast (plural supermasts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with super-",
        "English terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "Residents are protesting the construction of the new supermast.",
          "type": "example"
        }
      ],
      "glosses": [
        "A very tall or very powerful mast for telecommunication purposes."
      ],
      "links": [
        [
          "tall",
          "tall"
        ],
        [
          "powerful",
          "powerful"
        ],
        [
          "mast",
          "mast"
        ],
        [
          "telecommunication",
          "telecommunication"
        ]
      ]
    }
  ],
  "word": "supermast"
}