[optic nerve] n (1615): either of the pair of nerves that comprise the 2d pair of cranial nerves, arise from the ventral part of the diencephalon, supply the retina, and conduct visual stimuli to the brain--see eye illustration
OPTIC NERVE
Meaning of OPTIC NERVE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012