'Decussation' definitions:
Definition of 'decussation'
From: WordNet
Definition of 'Decussation'
From: GCIDE
- Decussation \De`cus*sa"tion\, n. [L. decussatio.] Act of crossing at an acute angle, or state of being thus crossed; an intersection in the form of an X; as, the decussation of lines, nerves, etc. [1913 Webster]