Zocalo
This is the proper name for the main square of Mexico City. It has become a common name for the center square of many Mexican cities.
It’s Spanish for plinth, as the base for a monument to independence was originally built in this location.
Why I Looked It Up
The main commerce area of Babylon 5 is called “The Zocalo.” I got to wondering if it had an actual definition or was just a made up word.