Penatrition vs Perforation - What's the difference?
penatrition | perforation |
the act of perforating or the state of being perforated
any opening in a solid object
(medicine) an abnormal opening in an organ, such as a rupture
a series of holes punched through something in order to assist in separating parts
(mathematics) that portion of a surface that remains after an open disk is removed from it