Alfred Lothar Wegener was a German meteorologist, geophysicist, and polar researcher who made many contributions to the field of Earth science. Wegener is best known for his theory of continental drift, which proposed that the continents were once joined together in a massive supercontinent called Pangaea. Some synonyms for the name "Alfred Lothar Wegener" include "pioneer of plate tectonics," "continental drift theorist," "earth scientist," and "geological visionary." Wegener's groundbreaking research and theories were not fully accepted during his lifetime, but they set the stage for later scientific discoveries and advancements in the field of geology and Earth science.