ଅର୍ଥ : A Greek dialect that flourished under the Roman Empire.
ଅର୍ଥ : A common language used by speakers of different languages.
ଉଦାହରଣ :
Koine is a dialect of ancient Greek that was the lingua franca of the empire of Alexander the Great and was widely spoken throughout the eastern Mediterranean area in Roman times.
ସମକକ୍ଷ : interlanguage, lingua franca