1. to construct or surface (a road) with macadam, a type of road surface made of layers of compacted stone or gravel bound with tar or asphalt
Usage: transitive verb; chiefly historical or technical

Examples

• The county decided to macadamize the rural road to improve its condition.
• Engineers macadamized the highway in the 1950s using the latest road-building techniques.
• The town macadamized several streets downtown to reduce dust and improve drainage.
• Before modern asphalt, many roads were macadamized with crushed stone and tar.
• They began to macadamize the main thoroughfare last spring.