road diet
n.β Β«A study of these “road diets”βthe change of a roadway from four lanes to threeβshows that four-lane streets with up to 20,000 vehicles per day are candidates for this kind of treatment.Β» ββBikeways and Pathways” by Andy Clarke Federal Highway Administrationβs Public Roads Magazine July , 2003. (source: Double-Tongued Dictionary)