cordon >> /ˈkɔrdn/
Definition: [transitive verb] Prevent access to or from an area or building by surrounding it with police or other guards.
Example: the city center was cordoned off after fires were discovered in two stores
Definition: [noun] A line or circle of police, soldiers, or guards preventing access to or from an area or building.
Example: troops threw a cordon around the headquarters
Definition: [noun] another term for stringcourse
Definition: [noun] An ornamental cord or braid.