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optic nerve
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noun Anatomy.
either one of the second pair of cranial nerves, consisting of sensory fibers that conduct impulses from the retina to the brain.
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Origin of optic nerve
First recorded in 1605–15
Words nearby optic nerve
optic foramen, optician, opticianry, opticist, optic lobe, optic nerve, optic neuritis, optico-, opticociliary, opticokinetic nystagmus, opticopupillary
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use optic nerve in a sentence
British Dictionary definitions for optic nerve
optic nerve
noun
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
Medical definitions for optic nerve
optic nerve
n.
A nerve that originates from the retina and passes out of the eye socket to the chiasm, where part of its fibers cross to the opposite side and pass to the geniculate bodies and anterior quadrigeminal body.second cranial nerve
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for optic nerve
optic nerve
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
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.