Incision
Part of speech: noun
Definition: A cut, especially one made by a scalpel or similar medical tool in the context of surgical operation.
Excision
Part of speech: noun
Definition: The deletion of some text during editing.The removal of a tumor, etc., by cutting.The removal of a gene from a section of genetic material.The fact that, under certain hypotheses, the homology of a space relative to a subspace is unchanged by the identification of a subspace of the latter to a point.