decussation
noun/dɛkʌˈseɪʃən/
Etymology From Latin decussationem, from decussare.
1
A crossing or intersection of lines etc. so as to form an X-shape.
- […] which being doubled at the angle, makes up the Letter χ, that is the Emphaticall decussation, or fundamentall figure.1658, Sir Thomas Browne, The Garden of Cyrus, Folio Society, published 2007, page 167:
- Derived terms
- hemidecussation