become broader or wider or more extensive; "The road widened"
make wider; "widen the road"
extend in scope or range or area; "The law was extended to all citizens"; "widen the range of applications"; "broaden your horizon"; "Extend your backyard"
of or relating to the government of a municipality; "international law...only authorizes a belligerent to punish a spy under its municipal law"- J.L.kuntz
relating or belonging to or characteristic of a municipality; "municipal government"; "municipal bonds"; "a municipal park"; "municipal transportation"