Dictionary.com
definitions

Modern Greek

noun
  1. the Greek language since c1500. Abbreviation: ModGk

Origin of Modern Greek

First recorded in 1740–50
Also called New Greek.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for modern greek

Modern Greek

noun
  1. the Greek language since about 1453 ad (the fall of Byzantium)Compare Demotic, Katharevusa
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012