forceps
- n an extractor consisting of a pair of pincers used in medical treatment (especially for the delivery of babies)
foramen
- n a natural opening or perforation through a bone or a membranous structure
foramen magnum
- n the large opening at the base of the cranium through which the spinal cord passes
foramen of monro
- n the small opening (on both the right and left sides) that connects the third ventricle in the diencephalon with the lateral ventricle in the cerebral hemisphere