• (n.) In Spain and Spanish America, a corporation or body of magistrates in cities and towns, corresponding to mayor and aldermen.
(from the article `architecture, Western`) ...the Plateresque style was the town of Salamanca, with buildings such as the university (about 1516–29) and the Monterey Palace (1539). Perhaps the ...
A·yun`ta·mi·en'to noun [ Spanish , from OSp. ayuntar to join.] In Spain and Spanish America, a corporation or body of magistrates in cities and towns, corresponding to mayor and aldermen. 
a municipal government. · a town hall or city hall.