optic_nerve
1. [ noun ] (anatomy,zoology) the cranial nerve that serves the retina
Synonyms: second_cranial_nerve optic_tract nervus_opticus
Related terms: cranial_nerve diencephalon visual_system
Similar spelling:   optical_device
  optical_maser
  optical_fiber
  optician
  optical_lens
  optical_bench
  optic_cup