perforating fiber n.
Any of the bundles of collagen fibers that pass into the outer circumferential lamellae of bone or into the cementum of teeth.
- Perforating vein
perforating vein n. Any of the veins that accompany the perforating arteries, drain the lateral vastus and the hamstring muscles, and terminate in the deep femoral vein.
- Perforating wound
perforating wound n. A wound having an entrance and an exit.
[pur-fuh-rey-shuh n] /ˌpɜr fəˈreɪ ʃən/ noun 1. a hole, or one of a series of holes, bored or punched through something, as those between individual postage stamps of a sheet to facilitate separation. 2. a hole made or passing through a thing. 3. the act of . 4. the condition or state of being . […]
noun, Philately. 1. a marked ruler used to measure the number of perforations per unit length along the borders of a stamp. noun 1. a graduated scale for measuring perforations and roulettes of postage stamps