Excision
Excision may refer to:

In surgery, the partial removal of an organ, tissue, bone or tumor from a body
Type II female genital mutilation
A term used by the Australian government as part of its definition of the Australian migration zone
Excision theorem in algebraic topology, a branch of mathematics
Excise, taxes charged on the purchase of goods or services
Excision (musician), a Canadian dubstep producer from British Columbia.
Excision (film), a 2012 American horror film