"maintop" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "main",
        "3": "top"
      },
      "expansion": "main + top",
      "name": "compound"
    }
  ],
  "etymology_text": "From main + top.",
  "forms": [
    {
      "form": "maintops",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "maintop (plural maintops)",
      "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": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Bulgarian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Esperanto translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Nautical",
          "orig": "en:Nautical",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A platform at the top of a square-rigged vessel's mainmast; used for observation and for the attachment of rigging."
      ],
      "id": "en-maintop-en-noun-PBVNaJOm",
      "links": [
        [
          "nautical",
          "nautical"
        ],
        [
          "platform",
          "platform"
        ],
        [
          "mainmast",
          "mainmast"
        ],
        [
          "observation",
          "observation"
        ],
        [
          "rigging",
          "rigging"
        ]
      ],
      "raw_glosses": [
        "(nautical) A platform at the top of a square-rigged vessel's mainmast; used for observation and for the attachment of rigging."
      ],
      "related": [
        {
          "word": "maintopman"
        }
      ],
      "topics": [
        "nautical",
        "transport"
      ],
      "translations": [
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "marsova ploštadka",
          "sense": "platform at the top of mainmast",
          "tags": [
            "feminine"
          ],
          "word": "марсова площадка"
        },
        {
          "code": "eo",
          "lang": "Esperanto",
          "sense": "platform at the top of mainmast",
          "word": "ĉefmasto"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "platform at the top of mainmast",
          "word": "isomärssy"
        }
      ]
    }
  ],
  "word": "maintop"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "main",
        "3": "top"
      },
      "expansion": "main + top",
      "name": "compound"
    }
  ],
  "etymology_text": "From main + top.",
  "forms": [
    {
      "form": "maintops",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "maintop (plural maintops)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "maintopman"
    }
  ],
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Bulgarian translations",
        "Terms with Esperanto translations",
        "Terms with Finnish translations",
        "en:Nautical"
      ],
      "glosses": [
        "A platform at the top of a square-rigged vessel's mainmast; used for observation and for the attachment of rigging."
      ],
      "links": [
        [
          "nautical",
          "nautical"
        ],
        [
          "platform",
          "platform"
        ],
        [
          "mainmast",
          "mainmast"
        ],
        [
          "observation",
          "observation"
        ],
        [
          "rigging",
          "rigging"
        ]
      ],
      "raw_glosses": [
        "(nautical) A platform at the top of a square-rigged vessel's mainmast; used for observation and for the attachment of rigging."
      ],
      "topics": [
        "nautical",
        "transport"
      ]
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "marsova ploštadka",
      "sense": "platform at the top of mainmast",
      "tags": [
        "feminine"
      ],
      "word": "марсова площадка"
    },
    {
      "code": "eo",
      "lang": "Esperanto",
      "sense": "platform at the top of mainmast",
      "word": "ĉefmasto"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "platform at the top of mainmast",
      "word": "isomärssy"
    }
  ],
  "word": "maintop"
}