Ancient Greek is a term that refers to the period in Greek history from around 1000 BC to the end of the Hellenistic period in 31 BC. There are several synonyms for Ancient Greek that can be used interchangeably, depending on the context. One of these synonyms is classical Greek, which refers to the time of the great Athenian philosopher, Socrates, and his successors. Another synonym is Attic Greek, which is the dialect of Greek that was spoken in Athens during the Classical period. Koine Greek is another synonym that refers to the common language spoken throughout the Mediterranean world during the Hellenistic period.