optic nerve


nounAnatomy.
  1. either one of the second pair of cranial nerves, consisting of sensory fibers that conduct impulses from the retina to the brain.

Origin of optic nerve

1
First recorded in 1605–15

Words Nearby optic nerve

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How to use optic nerve in a sentence

British Dictionary definitions for optic nerve

optic nerve

noun
  1. the second cranial nerve, which provides a sensory pathway from the retina to the brain

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for optic nerve

optic nerve

  1. Either of the second pair of cranial nerves, which carry sensory information relating to vision from the retina of the eye to the brain. Disease or injury of the optic nerve can result in partial or total blindness.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for optic nerve

optic nerve

The nerve that carries electrical signals from the retina in the eye to the brain.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.