intercept

To intercept something means to stop it while it is on the way, either physically or figuratively. It implies an active intervention: you are not just letting things happen; you are deliberately stepping in. For example: "The border patrol intercepted the shipment of illegal goods," meaning they stopped the cargo before it could enter the country.

"Intercept" is frequently used in contexts involving communication. A spy might intercept enemy transmissions to gather intelligence, or a technician might intercept a satellite signal. It also describes physically stopping an object in motion; in sports, you'll often hear of a defender intercepting a pass to prevent the opposing team from scoring.

In mathematics, "intercept" has a specific meaning related to graphs: it is the point where a line or curve crosses an axis. Even in this technical context, it still suggests a meeting point, where one path crosses another.

So, whether you're talking about stopping a package, reading someone else's mail, catching a ball, or finding a crucial point on a graph, intercept always suggests a deliberate act of meeting or halting something in its path.