"ur-continent" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "de",
        "3": "Urkontinent"
      },
      "expansion": "German Urkontinent",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "ur",
        "3": "continent"
      },
      "expansion": "ur- + continent",
      "name": "prefix"
    }
  ],
  "etymology_text": "Borrowed from German Urkontinent, coined by Alfred Wegener, equivalent to ur- + continent.",
  "forms": [
    {
      "form": "ur-continents",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ur-continent (plural ur-continents)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "49 51",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "53 47",
          "kind": "other",
          "name": "English terms prefixed with ur-",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "Coordinate term: ur-ocean"
        },
        {
          "ref": "2012, M. Sears, D. Merriman, Oceanography: The Past",
          "text": "The second group of convection currents operated in the upper half of the mantle only, split the ur-continent and carried North and South America away from Eurasia, explaining the similarity in the two coastlines—[…]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "An original or primordial continent or landmass."
      ],
      "id": "en-ur-continent-en-noun-JtODTLn0",
      "links": [
        [
          "original",
          "original"
        ],
        [
          "primordial",
          "primordial"
        ],
        [
          "continent",
          "continent"
        ],
        [
          "landmass",
          "landmass"
        ]
      ],
      "synonyms": [
        {
          "word": "paleocontinent"
        }
      ]
    },
    {
      "categories": [
        {
          "_dis": "49 51",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "53 47",
          "kind": "other",
          "name": "English terms prefixed with ur-",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Pangaea"
      ],
      "id": "en-ur-continent-en-noun-WP54qr1x",
      "links": [
        [
          "Pangaea",
          "Pangaea"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0",
      "word": "Ur continent"
    }
  ],
  "word": "ur-continent"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English terms borrowed from German",
    "English terms derived from German",
    "English terms prefixed with ur-"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "de",
        "3": "Urkontinent"
      },
      "expansion": "German Urkontinent",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "ur",
        "3": "continent"
      },
      "expansion": "ur- + continent",
      "name": "prefix"
    }
  ],
  "etymology_text": "Borrowed from German Urkontinent, coined by Alfred Wegener, equivalent to ur- + continent.",
  "forms": [
    {
      "form": "ur-continents",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "ur-continent (plural ur-continents)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "text": "Coordinate term: ur-ocean"
        },
        {
          "ref": "2012, M. Sears, D. Merriman, Oceanography: The Past",
          "text": "The second group of convection currents operated in the upper half of the mantle only, split the ur-continent and carried North and South America away from Eurasia, explaining the similarity in the two coastlines—[…]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "An original or primordial continent or landmass."
      ],
      "links": [
        [
          "original",
          "original"
        ],
        [
          "primordial",
          "primordial"
        ],
        [
          "continent",
          "continent"
        ],
        [
          "landmass",
          "landmass"
        ]
      ],
      "synonyms": [
        {
          "word": "paleocontinent"
        }
      ]
    },
    {
      "glosses": [
        "Pangaea"
      ],
      "links": [
        [
          "Pangaea",
          "Pangaea"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Ur continent"
    }
  ],
  "word": "ur-continent"
}