caesarean Syllabification: (cae·sar·e·an)Pronunciation: /siˈze(ə)rēən/Definition of caesarean adjective & noun 1 (also Caesarean)variant spelling of cesarean. 2 (Caesarean) of or connected with Julius Caesar or the Caesars. caesarean in other Oxford dictionaries Definition of caesarean in the British & World English dictionary