in·ci·sion 
(ĭn-sĭzhən)
(ĭn-sĭzhən)n.
1. The act of incising.
2. Medicine
a. A cut into a body tissue or organ, especially one made during surgery.
b. The scar resulting from such a cut.
3. A notch, as in the edge of a leaf.
4. The condition or quality of being incisive; incisiveness.