Synonym: bore, enter, penetrate, pierce, puncture. Similar words: perforation, cater for, decorate, evaporate, doctorate, elaborate, corporate, decorated. Meaning: ['pɜrfəreɪt /'pɜː-] 
v. 1. make a hole into or between, as for ease of separation 2. pass into or through, often by overcoming resistance. adj. having a hole cut through.
v. 1. make a hole into or between, as for ease of separation 2. pass into or through, often by overcoming resistance. adj. having a hole cut through. 
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31. If the ulcer penetrates through the muscularis and through adventitia, then the ulcer is said to "perforate" and leads to an acute abdomen.
More similar words: perforation, cater for, decorate, evaporate, doctorate, elaborate, corporate, decorated, evaporated, electorate, elaborated, commemorate, redecorate, incorporate, invigorate, ameliorate, expectorate, directorate, elaborately, incorporated, deteriorate, collaborate, corroborate, perform, corporate tax, reinvigorate, protectorate, perforce, reinvigorated, performer.