1. places where two or more roads, railway lines, or other routes meet or cross
2. points where two or more things are joined or connected

Examples

• The highway has several busy junctions during rush hour.
• Take the third exit at the next junction.
• Railway junctions are critical points in the transportation network.
• The plumber checked all the pipe junctions for leaks.
• Electronic circuits contain many wire junctions.
• Traffic lights control the flow at major junctions.
• The map shows all the important road junctions in the area.