pertusion
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Pertusion — Per*tu sion, n. [L. pertusio.] The act of punching or piercing with a pointed instrument; as, pertusion of a vein. [R.] Arbuthnot. [1913 Webster] 2. A punched hole; a perforation. Bacon. [1913 Webster] … The Collaborative International Dictionary of English
Opening — (Roget s Thesaurus) < N PARAG:Opening >N GRP: N 1 Sgm: N 1 hole hole foramen Sgm: N 1 puncture puncture perforation Sgm: N 1 fontanel fontanel Sgm: N 1 transforation transforation Sgm: N 1 pinhole pinhole … English dictionary for students
perforation — n. 1. Pertusion, piercing. 2. Hole, aperture, opening, orifice … New dictionary of synonyms