perforated substance n.
Either of the two perforated substances of the brain, designated anterior and posterior. Also called perforated space.
- Perforated tape
noun 1. a US name for punched tape
noun 1. . noun 1. tracery, as in early Gothic architecture, formed of cut or pierced slabs of stone set on edge with the flat side outward.
- Perforated ulcer
perforated ulcer n. An ulcer extending through the wall of an organ.
- Perforating abscess
perforating abscess n. An abscess that penetrates tissue barriers and enters adjacent areas.