optic chiasmata

optic chiasma

noun
a site at the base of the forebrain where the inner half of the fibers of the left and right optic nerves cross to the opposite side of the brain.
Also, optic chiasm.


Origin:
1870–75

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To optic chiasmata
WordNet
optic chiasma

noun
the crossing of the optic nerves from the two eyes at the base of the brain 
WordNet® 3.0, © 2006 by Princeton University.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature