bur·go·mas·ter 
(bûrgə-măs′tər)
(bûrgə-măs′tər)n.
The principal magistrate, comparable to a mayor, of a city or town in the Netherlands, Flanders, Austria, or Germany.
[Partial translation of Dutch burgemeester : burg, town (from Middle Dutch burch; see bhergh-2 in the Appendix of Indo-European roots) + meester, master.]