"mainchain" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "main",
        "3": "chain"
      },
      "expansion": "main + chain",
      "name": "compound"
    }
  ],
  "etymology_text": "main + chain",
  "forms": [
    {
      "form": "mainchains",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mainchain (plural mainchains)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Nautical",
          "orig": "en:Nautical",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "45 55",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A chain securing the lower shrouds of the mainmast."
      ],
      "id": "en-mainchain-en-noun-VwZjs36F",
      "links": [
        [
          "nautical",
          "nautical"
        ],
        [
          "chain",
          "chain"
        ],
        [
          "shrouds",
          "shrouds"
        ],
        [
          "mainmast",
          "mainmast"
        ]
      ],
      "raw_glosses": [
        "(nautical, usually in the plural) A chain securing the lower shrouds of the mainmast."
      ],
      "tags": [
        "plural-normally"
      ],
      "topics": [
        "nautical",
        "transport"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Cryptocurrency",
          "orig": "en:Cryptocurrency",
          "parents": [
            "Cryptography",
            "Currency",
            "Technology",
            "Computer science",
            "Formal sciences",
            "Mathematics",
            "Money",
            "All topics",
            "Computing",
            "Sciences",
            "Business",
            "Fundamental",
            "Economics",
            "Society",
            "Social sciences"
          ],
          "source": "w"
        },
        {
          "_dis": "45 55",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "2020, Sheng Wen, Albert Zomaya, Laurence T. Yang, Algorithms and Architectures for Parallel Processing, Springer Nature, page 557",
          "text": "One user start to withdraw assets from sidechain to mainchain by sending transaction.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A blockchain with one or more sidechains attached to it."
      ],
      "id": "en-mainchain-en-noun-ZRzALMMK",
      "links": [
        [
          "cryptocurrencies",
          "cryptocurrency"
        ],
        [
          "blockchain",
          "blockchain"
        ],
        [
          "sidechains",
          "side chain"
        ]
      ],
      "raw_glosses": [
        "(cryptocurrencies) A blockchain with one or more sidechains attached to it."
      ],
      "topics": [
        "business",
        "cryptocurrencies",
        "cryptocurrency",
        "finance"
      ]
    }
  ],
  "word": "mainchain"
}

{
  "categories": [
    "English compound terms",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "main",
        "3": "chain"
      },
      "expansion": "main + chain",
      "name": "compound"
    }
  ],
  "etymology_text": "main + chain",
  "forms": [
    {
      "form": "mainchains",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mainchain (plural mainchains)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "en:Nautical"
      ],
      "glosses": [
        "A chain securing the lower shrouds of the mainmast."
      ],
      "links": [
        [
          "nautical",
          "nautical"
        ],
        [
          "chain",
          "chain"
        ],
        [
          "shrouds",
          "shrouds"
        ],
        [
          "mainmast",
          "mainmast"
        ]
      ],
      "raw_glosses": [
        "(nautical, usually in the plural) A chain securing the lower shrouds of the mainmast."
      ],
      "tags": [
        "plural-normally"
      ],
      "topics": [
        "nautical",
        "transport"
      ]
    },
    {
      "categories": [
        "English terms with quotations",
        "en:Cryptocurrency"
      ],
      "examples": [
        {
          "ref": "2020, Sheng Wen, Albert Zomaya, Laurence T. Yang, Algorithms and Architectures for Parallel Processing, Springer Nature, page 557",
          "text": "One user start to withdraw assets from sidechain to mainchain by sending transaction.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A blockchain with one or more sidechains attached to it."
      ],
      "links": [
        [
          "cryptocurrencies",
          "cryptocurrency"
        ],
        [
          "blockchain",
          "blockchain"
        ],
        [
          "sidechains",
          "side chain"
        ]
      ],
      "raw_glosses": [
        "(cryptocurrencies) A blockchain with one or more sidechains attached to it."
      ],
      "topics": [
        "business",
        "cryptocurrencies",
        "cryptocurrency",
        "finance"
      ]
    }
  ],
  "word": "mainchain"
}