1. crosses or intersects in the form of an X
Usage: technical; biology

Examples

• The nerve fibers decussate at the base of the brain.
• In the spinal cord, motor pathways decussate before reaching their targets.
• The anatomist observed how the optic nerves decussate at the chiasm.
• These neural pathways decussate to connect opposite sides of the body.
• The professor explained how certain brain structures decussate during development.