noun
: a tract of descending fibers in the upper half of the spinal cord that is traceable from the cerebral cortex of the same side and that is situated next to the anterior median fissure
noun
: a tract of descending fibers in the upper half of the spinal cord that is traceable from the cerebral cortex of the same side and that is situated next to the anterior median fissure
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012