/ siˈzeəriən; NAmE -ˈzer-/ (also Cae·sar·ian , Caeˌsarean ˈsection , Caeˌsarian ˈsection ) ( US also ce·sar·ean , ˈC-section , ce·sar·ian ) noun
[ C , U ] a medical operation in which an opening is cut in a woman's body in order to take out a baby :
an emergency Caesarean
The baby was born by Caesarean section.
She had to have a Caesarean.
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WORD ORIGIN
early 16th cent. (as a noun denoting a supporter of an emperor or imperial system): from Latin Caesareus of Caesar + -an .