a roundabout or circuitous way or course, esp. one used temporarily when the main route is closed.

an indirect or roundabout procedure, path, etc.

to make a detour; go by way of a detour.

to cause to make a detour.

to make a detour around

We detoured Birmingham.

noun

alternate route , back road , branch , bypass , bypath , byway , circuit , circuitous route , circumbendibus , circumnavigation , circumvention , crotch , deviation , divergence , diversion , fork , roundabout way , runaround , secondary highway , service road , substitute , temporary route , avoid , circumvent , divert , reroute , skirt , turn

verb

bypass , circumnavigate , circumvent , go around