MONONUCLEOSIS Meaning of MONONUCLEOSIS in English nounEXAMPLES FROM CORPUS▪He cast Alvin as a sacrificial fowl-carrier instead, but Alvin pulled out altogether when he became sick with mononucleosis . Longman DOCE5 Extras English vocabulary. Дополнительный английский словарь Longman DOCE5. 2012