Similar words: multinational corporation, oration, peroration, adoration, decoration, evaporation, exploration, corporation. Meaning: ['pɜrfə'reɪʃn /'pɜː-] 
n. 1. a line of small holes for tearing at a particular place 2. a hole made in something 3. the act of punching a hole (especially a row of holes as for ease of separation).
n. 1. a line of small holes for tearing at a particular place 2. a hole made in something 3. the act of punching a hole (especially a row of holes as for ease of separation). 
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1 He made a small perforation in the lining of the tube.
2 Excessive pressure can lead to perforation of the stomach wall.
3 Today she is in Pennsylvania Hospital with perforation of her stomach.
4 In no patient was there evidence of perforation, even in those in whom bile collections were found.
5 The incidence of perforation in the present study is comparable with some of the earlier reports.
6 Peritoneal calcification and pseudocyst are described when perforation occurs.
7 The perforation was sealed - off by omentum covering.
8 Objective: To investigate immunological mechanism of corneal melting, perforation and ophthalmitis after alkali burn.
9 High-pressure water jet deep-penetrating perforation technique is an emerging advanced technology for oil well stimulation and has the highly rock-cutting, breaking and cleaning capabilities.
10 Objective:To observe the result of repairing tympanic membrane perforation with fascia temporal muscle under ear endoscope.
11 After uterine perforation the treatment schedule of mifepristone combined with misoprotol is safe and effective.
12 Manglietia species all have scalariform perforation plates,(sentencedict.com) only a few also have simple perforations.
13 Perforation of the uterus by an intrauterine contraceptive device (IUCD) is not a rare complication with this means of birth control.
14 But cable long, can reduce the arcs perforation and cutting ability.
15 Peptic ulcer with possible perforation and haemorrhage, pancreatitis, distension, ulcerative oesophagitis, anorexia, taste perversion and diarrhoea.
16 Methods From 1990 to 2002,32 cases with stercoral perforation of colon were analyzed retrospectively. 17 Cases were diagnosed clearly before operation.
17 Bowel perforation and bleeding were excluded and abdominal CT revealed splenic rupture and hemoperitoneum.
18 An erect abdominal x ray showed no free gas but a presumptive diagnosis of perforation was made.
19 In addition,(www.Sentencedict.com) it is possible that colonic decompression may reduce the chance of perforation and improve blood flow to the bowel wall.
20 An attempt to visualise the proximal bile ducts resulted in a small perforation.
21 Complicated appendicitis was defined as appendicitis with histopathological evidence of perforation or gangrenous change.
22 The latter is thought to cause a reduction in blood flow and may predispose to perforation.
23 Objective The degree of the hairs damaged by Microsporum canis was observed in examination of hair perforation in vitro and by scanning electron microscope (SEM).
24 Objective : To probe into the relationship between postoperative nourishment of children with cleft palate and perforation.
25 Objective : To summarize the diagnosis and management in perforation of gastroduodenal ulcer.
26 Sand grain size is the main effect factor on perforation penetration depth.
27 The complications of duodenal ulcer that require surgical management are hemorrhage , perforation, obstruction, and intractability.
28 Objectives Discussing the effect of highly selective vagotomy (HSV) and repair treatment in perforation of duodenal ulcer.
29 In contrast, most of the Michelia species possess scalariform perforation plates and only one with simple perforation.
30 Objective To study the role of Oto- endoscope Computer Imaging System in the forensic identification of tympanic membrane perforation.
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