1. not connected by a bridge; having no bridge across

Examples

• The unbridged river forced travelers to take a lengthy detour.
• Many remote valleys remain unbridged to this day.
• The unbridged gap between the two cliffs made crossing impossible.
• Engineers studied the unbridged section of the highway.
• The unbridged waterway separated the two communities.
• Local residents petitioned for the unbridged creek to finally get a crossing.