1. serving to describe, portray, or mark the outline or boundaries of something
Usage: formal; often used in technical or artistic contexts

Examples

• The artist used delineative lines to define the edges of the landscape.
• The map's delineative markings clearly showed the borders between regions.
• Her delineative writing style helped readers visualize every detail of the scene.
• The architect provided delineative drawings to show the building's exact dimensions.
• The delineative function of the boundary fence separated the two properties.