Many commenters seem to be missing the distinction that makes the difference between "real" vs "fake" balsamic vinegar as mentioned in the title. "Real" balsamic vinegar as the title uses the world real is related to protected designation of origin, abbreviated PDO in English or DOP in Italian. https://en.wikipedia.org/wiki/Protected_designation_of_origi... This designation in the context of balsamic vinegar involves…
It can absolutely be described as balsamic vinegar, though. Even the protected (PGI) name 'balsamic vinegar of Modena' is a blend with wine vinegar. Only the PDO term 'traditional balsamic vinegar' forbids this.
It's interesting to know that there's a special kind of balsamic vinegar that I've probably never tasted. But even if that's amazing, I still enjoy the balsamic vinegar I can get in the supermarket, and that's what almost everyone means when they say 'balsamic vinegar'. Insisting that almost everyone using the term is misusing it feels like a weird form of elitism.