a hollow place in a hard surface as made by a blow or by pressure

depression, scrape, chip

(to make) a long deep cut or wound (in)

cut made by slicing

a long, hollow area in the surface of a hard material, especially one made for something that slides along it, e.g. a sliding door or window

channel, indentation

a V-shaped cut

indentation

a long, narrow cut, tear or opening

small opening, cut

to hit or wound (a person, animal) using something pointed; a blow, wound, pain, caused by stabbing

piercing cut

the science and practice of treating injuries and diseases by cutting the body open and removing or mending part of it; a doctor's or dentist's room where patients are checked, treated etc

medical procedure