Greek dialects are variations of the Greek language that developed in different regions of ancient Greece. The main dialects include Attic, spoken in Athens; Ionic, from the islands of Ionia; Doric, used in the Peloponnese and parts of Crete; and Aeolic, found in Lesbos and other areas. Each dialect has unique features in vocabulary, pronunciation, and grammar. These dialects played a significant role in the development of Ancient Greek literature and culture. For example, Homer's epics were composed in Ionic, while Sophocles and other playwrights wrote in Attic. Understanding these dialects helps scholars study ancient texts and the historical context of the Greek language.