sulcation
/sʌlˈkeɪʃən/
noun
- The condition or process of having grooves, furrows, or ridges, especially on a surface.
- The sulcation of the brain's surface increases its surface area.
- The sulcation on the seed's shell helps it grip the soil.
- Geologists studied the sulcation of the rock caused by ancient water flow.
Antonyms