Pangaea

 Longman Dictionary of Contemporary English Online朗文当代英语 5++LDOCE Online朗文 5++

Related topics: Geology

Pan·gae·a /pænˈdʒiːə/  the very large area of land that existed as the only land on Earth about 300–225 million years ago, before it broke apart to form two large land masses, called Laurasia and Gondwanaland. These later broke apart to form the modern continents.

Pan·gae·aSyllable  

Pangaea
Pan‧gae‧a /pænˈdʒiːə/
the very large area of land that existed as the only land on Earth about 300–225 million years ago, before it broke apart to form two large land masses, called Laurasia and Gondwanaland. These later broke apart to form the modern continents.

Pan·gaeaBrE /pænˈdʒiːə/ 🔊NAmE /pænˈdʒiːə/ 🔊 noun [singular] (geology 地质学) an extremely large area of land which existed millions of years ago, made up of all the present continents 泛大陆（原始大陆，由现在的所有大陆组成）