Found 2 items, similar to decussation.
English → English (WordNet) Definition: decussation decussation n : an intersection or crossing of two tracts in the form of the letter X [syn: chiasma, chiasm]
English → English (gcide) Definition: Decussation 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]