The term 'connecting link' can be summarized as a NEXUS, which is a five-letter word. A connecting link is a bridge between two or more things, allowing them to interact and communicate with each other. It can refer to a physical connection, such as a bridge or tunnel, or it can refer to a metaphorical connection, such as a shared understanding or common goal. Connecting links are essential for creating relationships and networks, and they are often used in business, technology, and communication.