Origin: 1200–50; Middle English circumcisen < Latin circumcīsus (past participle of circumcīdere to cut around), equivalent to circum-circum- + -cīsus (-cīd- cut + -tus past participle suffix; see -cide)
mid-13c., in Scriptural sense, from O.Fr. circoncisier, from L. circumcidere "to cut round, to cut trim, to cut off" (see circumcision). Related: Circumcised (1560s).