macadamize
verb
mac·ad·am·ize mə-ˈka-də-ˌmīz 
macadamized; macadamizing
transitive verb
: to construct or finish (a road) by compacting into a solid mass a layer of small broken stone on a convex well-drained roadbed and using a binder (such as cement or asphalt) for the mass
Word History
Etymology
macadam + -ize
First Known Use
1824, in the meaning defined above