- Any structure that occludes an opening.
- Denoting the obturator foramen, the obturator membrane, or any of several parts in relation to this foramen.
- A prosthesis used to close an opening in the hard palate, usually in a cleft palate.
- The stylus or removable plug used during the insertion of many tubular instruments.
[L. obturo, pp. -atus, to occlude or stop up]