noun
: either of two large bundles of nerve fibers passing from the pons forward and outward to form the main connection between the cerebral hemispheres and the spinal cord
noun
: either of two large bundles of nerve fibers passing from the pons forward and outward to form the main connection between the cerebral hemispheres and the spinal cord
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012