1. relating to or involving two or more boroughs; connecting or shared between boroughs
Usage: commonly used in urban planning and transportation contexts; often used in compound terms like 'interborough transit' or 'interborough cooperation'

Examples

• The city approved a new interboroughs transportation plan to improve connectivity.
• Interboroughs cooperation helped reduce traffic congestion across the metropolitan area.
• The interboroughs council met to discuss shared infrastructure projects.
• Several interboroughs initiatives were launched to address regional environmental concerns.
• The interboroughs agreement streamlined service delivery between neighboring districts.