1. relating to or having the form of a syncline, a geological fold where rock layers dip inward from both sides toward the center
Usage: geological

Examples

• The synclinal structure created a valley between the two mountain ridges.
• Geologists identified several synclinal folds in the sedimentary rock formations.
• The synclinal basin collected water and sediments over millions of years.
• Oil deposits are often found in synclinal formations where petroleum accumulates.
• The synclinal axis runs north-south through the center of the valley.
• Students learned to distinguish between synclinal and anticlinal rock structures.