optic chiasm

optic chiasm definition - medical

optic chiasm

noun
A flattened quadrangular body that is the point of crossing of the fibers of the optic nerves. Also called optic decussation.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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