Pertusion
Pronunciation : Per*tu"sion
Part of Speech : n.
Etymology : [L. pertusio.]
Definition : Defn: The act of punching or piercing with a pointed instrument; as, pertusion of a vein. [R.] Arbuthnot.
2. A punched hole; a perforation. Bacon.
Source : Webster's Unabridged Dictionary, 1913