you can play with words all you like but that will never change any facts about bitcoin.
bitcoin matches the definition of a currency, a medium of exchange and a payment system perfectly well
https://en.wikipedia.org/wiki/Currency and it has been designed to do that in a decentralized manner and has been doing exactly that in the past 10 years.
Yeah you are right, although it is new to the world that there is a virtual money that does not have any physical form, because we grew up in a kind of money that we can usually touch or feel but because of the fact that science improves our society then it makes our way of living better.