Decussated is an uncommon word, meaning crossed over in the shape of an X. Synonyms for decussated include intersected, crossed, criss-crossed, interlaced, and intertwined. To decussate means to run in a diagonal pattern, with two lines crossing over each other to form an X. This kind of crossing can apply to a range of objects, from nerves in the spinal cord to plant stems. It suggests a complex interweaving of elements, with no clear direction and an intricate pattern of intersections. Other synonyms for decussated include meshed, latticed, interlocked, and tangled, all of which suggest a similar level of complexity and interconnectedness.