per·fo·ra·tion 
/ˌpɚfəˈreɪʃən/ noun
plural per·fo·ra·tions /ˌpɚfəˈreɪʃən/ noun 1 [count] : a small hole or series of small holes in paper, cardboard, etc. — often plural ▪ The perforations help you tear the paper neatly and easily. 2 medical : a hole in part of the body caused by an accident or disease [count] ▪ intestinal perforations [noncount] ▪ an infection that can cause perforation of the intestine
