fair use

fair use (countable and uncountable, plural fair uses)

1. (copyright law) A doctrine in intellectual property law that permits one party to make use of another party's protected intellectual property (such as a copyright or trademark) under narrowly defined circumstances.
   • 2023 August 19, Alex Reisner, “Revealed: The Authors Whose Pirated Books Are Powering Generative AI”, in The Atlantic‎:

     Many commentators have argued that training AI with copyrighted material constitutes “fair use,” the legal doctrine that permits the use of copyrighted material under certain circumstances, enabling parody, quotation, and derivative works that enrich the culture.