A Greek dialect that flourished under the Roman Empire WordNet 3.0 & Open English WordNet

Koine Greek, also known as Hellenistic Greek, common Attic, the Alexandrian dialect, Biblical Greek or New Testament Greek, was the common supra-regional form of Greek spoken and written during the Hellenistic period, the Roman Empire and the early Byzantine Empire. Wikipedia

Common form of Greek spoken and written during Classical antiquity Wikipedia Disambiguation

The "common" dialect of Greek used in Hellenistic and Roman antiquity Wikipedia Disambiguation

Common dialect of Greek spoken and written in the ancient world Wikidata