среднегреческий язык meaning in English

Byzantine Greek▼(the continuum of forms of the Greek language as written and spoken during the time of the Byzantine Empire)
proper noun

Medieval Greek▼(the continuum of forms of the Greek language as written and spoken during medieval times)
proper noun
[UK: ˌme.dɪ.ˈiːv.l̩ ˈɡriːk] [US: mə.ˈdiːv.l̩ ˈɡriːk]