• (n.) The act of punching or piercing with a pointed instrument; as, pertusion of a vein. • (n.) A punched hole; a perforation.
Per·tu'sion noun [ Latin pertusio .] The act of punching or piercing with a pointed instrument; as, pertusion of a vein. [ R.] Arbuthnot. 2. A punched hole; a perforation. Bacon.