As per latest census it seems Calicut, Cochin,Trivandrum qualify for metro
There are seven metropolitan cities in Tamil Nadu.
4 metropolitan cities
Quad Cities Metropolitan Area's population is 381,342.
Kumbalam
kochi and thiruvananthapuram (state capital) are the busiest cities of kerala.
Ernakulam-Kochi
In kerala, no city is approved as a real metro. But, Kochi and Trivandrum are the cities eligible for a metro
"Many major United States metropolitan cities are considered to be cities of the future. Some of these cities are Los Angeles, New York City, Chicago, and Washington D. C."
metropolitan area
metropolitan area good for us so we can read the states and cities clearly in a map.
Metropolitan cities are often overcrowded because of economic conditions. Since larger cities tend to have more than smaller ones, the also tend to draw more people to them and that is when they become overcrowded.
In the Twin Cities Metropolitan Area.