1. having grooves, furrows, or ridges; marked with parallel lines or channels
Usage: technical; biology

Examples

• The sulcate leaves of the plant helped botanists identify the species.
• Under the microscope, the sulcate surface of the seed was clearly visible.
• The sulcate pattern on the shell indicated it belonged to a specific mollusk family.
• Geologists noted the sulcate texture of the rock formation.
• The sulcate bark made the tree easy to distinguish from others in the forest.