evisceration

nouns

surgical removal of an organ (or the contents of an organ) from a patient
is a type of (narrower)
a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body
"they will schedule the operation as soon as an operating room is available"; "he died while undergoing surgery"
the act of removing the bowels or viscera; the act of cutting so as to cause the viscera to protrude
is derived from
altering something (as a legislative act or a statement) in such a manner as to reduce its value
"the adoption of their amendments would have amounted to an evisceration of the act"
is a type of (narrower)
the reduction of something's value or worth