ur-continent

From Wiktionary, the free dictionary
Jump to navigation Jump to search

English

[edit]

Alternative forms

[edit]

Etymology

[edit]

Borrowed from German Urkontinent, coined by Alfred Wegener, equivalent to ur- +‎ continent.

Noun

[edit]

ur-continent (plural ur-continents)

  1. An original or primordial continent or landmass.
    Synonym: paleocontinent
    Coordinate term: ur-ocean
    • 2012, M. Sears, D. Merriman, Oceanography: The Past:
      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— []
  2. Pangaea