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Meaning of decussation

de•cus•sa•tion

Pronunciation: (dē"ku-sā'shun, dek"u-), [key]
— n.
  1. a process of becoming or condition of being crossed in the form of an
  2. a nerve or tract of nerve fibers that crosses from one side of the central nervous system to the other.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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