in·fib·u·late 
(
ĭn-f
ĭb
y
ə-l
āt
′)
tr.v. in·fib·u·lat·ed,
in·fib·u·lat·ing,
in·fib·u·lates To close off or obstruct the genitals of, especially by sewing together the labia majora in females or fastening the prepuce in males, so as to prevent sexual intercourse.
[Latin īnfībulāre, īnfībulāt-, to clasp with a brooch, infibulate : in-, on; see IN-2 + fībula, brooch, clasp; see FIBULA.]
in·fib′u·lation n.