common literary dialect of Greek in Roman and very early medieval period, 1903, from feminine single of Greek koinos "common, ordinary" (see coeno-). Made use of earlier in the day as a Greek word in English.
a Greek dialect that flourished underneath the Roman Empire
- a typical language used by speakers of various languages
The gradual supersession of the old dialects by the Koine the common speech of the Greeks, a modification of the Attic idiom coloured by Ionic, was one obvious sign of the new order of things (see Greek Language).