"masthouse" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mast",
        "3": "house"
      },
      "expansion": "mast + house",
      "name": "compound"
    }
  ],
  "etymology_text": "mast + house",
  "forms": [
    {
      "form": "masthouses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "masthouse (plural masthouses)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
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          "kind": "other",
          "name": "English terms with consonant pseudo-digraphs",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Buildings",
          "orig": "en:Buildings",
          "parents": [
            "Buildings and structures",
            "Architecture",
            "Applied sciences",
            "Art",
            "Sciences",
            "Culture",
            "All topics",
            "Society",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A building in which masts for vessels are made, fitted, or stored."
      ],
      "id": "en-masthouse-en-noun-mU6dcyfy",
      "links": [
        [
          "building",
          "building"
        ],
        [
          "mast",
          "mast"
        ],
        [
          "vessel",
          "vessel"
        ],
        [
          "store",
          "store"
        ]
      ]
    }
  ],
  "word": "masthouse"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mast",
        "3": "house"
      },
      "expansion": "mast + house",
      "name": "compound"
    }
  ],
  "etymology_text": "mast + house",
  "forms": [
    {
      "form": "masthouses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "masthouse (plural masthouses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
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        "English nouns",
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      ],
      "glosses": [
        "A building in which masts for vessels are made, fitted, or stored."
      ],
      "links": [
        [
          "building",
          "building"
        ],
        [
          "mast",
          "mast"
        ],
        [
          "vessel",
          "vessel"
        ],
        [
          "store",
          "store"
        ]
      ]
    }
  ],
  "word": "masthouse"
}