incision

The act of incising.

A cut into a body tissue or organ, especially one made during surgery.

The scar resulting from such a cut.

A notch, as in the edge of a leaf.

The condition or quality of being incisive; incisiveness.

The act of incising or cutting into a substance; specifically, the act of cutting into flesh, as for the purpose of bloodletting.

A division or passage made by cutting; a cut or cutting; a gash.

Figuratively, trenchancy; incisiveness.

In botany and entomology, a slit or deep notch resembling a cut.