Medicine. The formation of a hole passing completely through a structure, as the wall of the stomach or intestine.
| 单词 | θ11651 |
| 释义 | the world > health and disease > ill health > a disease > disorders of internal organs > [noun] > perforation or opening (2) perforation1598 Medicine. The formation of a hole passing completely through a structure, as the wall of the stomach or intestine. patulousness1872 The quality of being patulous; openness. |
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