Earlier quoted context omitted.
Yes, but in the same way people don't usually mean "London, Ontario" when they say London, they also don't usually mean the City of London (which, for the benefit of people who may not know, is a tiny portion of London with a population less than 10,000).
A group of us once tried to rank cities in Europe by population only to realize that most of them are effectively incomparable. Cities sometimes have clear legal boundaries that feel irrelevant to the question, like the City of London, but more generally have metro areas that sprawl well into an ambiguously defined countryside. There's rarely a "this block is city, the next block over is clearly not" situation, so th…
When ranking by population it often makes most sense to use the population of the metropolitan area. That is, to ignore the administrative divisions, which vary too much, and focus on the physical reality of the urban area.