"Piracy" has been a term of art in the copyright world for over 100 years. https://en.wikipedia.org/wiki/File:Copyrightpirates.jpg
> Is it a property at all if the usage of it is limited?
If you buy a copy of a book, you are not eligible to reprint that book and sell it yourself. There are limits on what folks can do with copyrighted works they buy.
It might be worth reading, for instance, about the American concept of first-sale doctrine: https://en.wikipedia.org/wiki/First-sale_doctrine