Sending something by a different route or path than originally planned.
From 're-' (again) + 'route' (a way or path), from Old French 'route'. This modern word became common in the 1900s with transportation and digital networks.
Rerouting took on new meaning with the internet—GPS systems constantly reroute traffic in real-time based on data, which is basically algorithms making decisions that used to be made by humans with paper maps.
Complete word intelligence in one call. Free tier — 50 lookups/day.