landmass
A large continuous area of land, such as a continent or a very large island. Often used in geographical or geological contexts.
Africa is a huge landmass.
This region consists of several small landmasses.
continental block; continental landmass; craton
stable land-mass; craton
Compound of 陸 (land) and 塊 (mass, lump). The exact historical derivation is uncertain, but the kanji combination straightforwardly conveys the meaning of 'landmass'.