decussation

2 definitions found

decussation - Collaborative International Dictionary of English v.0.48 :

  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]

decussation - WordNet (r) 2.1 (2005) :

  decussation
      n 1: an intersection or crossing of two tracts in the form of
           the letter X [syn: chiasma, chiasm, decussation]