:::::::I'll save you the trip to the library.  The OED defines circumcision as "The act of circumcising; [. . .]" and circumcise as "To cut off the foreskin or prepuce of (males); chiefly as a religious rite of Jews and Muslims.  Also in Surgery.  (Also to perform an analogous operation on females). [de-emphasis original]"  Those are the first definitions, at least.  Make of it what you will.  @