1. surgical removal of an organ (or the contents of an organ) from a patient • Hypernyms: operation, surgery, surgical operation, surgical procedure, surgical process 2. the act of removing the bowels or viscera; the act of cutting so as to cause the viscera to protrude • Syn: disembowelment • Derivationally related forms: eviscerate • Hypernyms: removal, remotion 3. 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 • Hypernyms: devaluation