"centra hejtado" meaning in Esperanto

{
  "forms": [
    {
      "form": "centran hejtadon",
      "tags": [
        "accusative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "centra hejtado (uncountable, accusative centran hejtadon)",
      "name": "eo-head"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "central heating"
      ],
      "id": "en-centra_hejtado-eo-noun-mKfDLTj5",
      "links": [
        [
          "central heating",
          "central heating"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "centra hejtado"
}

{
  "forms": [
    {
      "form": "centran hejtadon",
      "tags": [
        "accusative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "centra hejtado (uncountable, accusative centran hejtadon)",
      "name": "eo-head"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Esperanto entries with incorrect language header",
        "Esperanto lemmas",
        "Esperanto multiword terms",
        "Esperanto nouns",
        "Esperanto nouns with red links in their headword lines",
        "Esperanto uncountable nouns"
      ],
      "glosses": [
        "central heating"
      ],
      "links": [
        [
          "central heating",
          "central heating"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "centra hejtado"
}