cae ‧ sar ‧ e ‧ an /səˈzeəriən, sɪˈzeəriən $ -ˈzer-/ BrE AmE ( also caeˌsarean ˈsection ) noun [countable]
an operation in which a woman’s body is cut open to take a baby out
born/delivered etc by caesarean
Both her children were born by caesarean section.
She had to have a caesarean.