| perforated | Pierced with one or more holes. Origin: L. Perforatus, fr. Per-foro, pp. -atus, to bore through (05 Mar 2000) |
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| perforated layer of sclera | The portion of the sclera through which pass the fibres of the optic nerve. Synonym: cribrous lamina, perforated layer of sclera. (05 Mar 2000) |
| perforated space | See: anterior perforated substance, posterior perforated substance. (05 Mar 2000) |
| perforated ulcer | An ulcer extending through the wall of an organ. (05 Mar 2000) |
| perforated viscus | A ruptured abdominal organ. (27 Sep 1997) |