"property (such as an idea, invention, or process) that derives from the work of the mind or intellect"
https://www.merriam-webster.com/dictionary/intellectual%20property
"Intellectual property (IP) refers to creations of the mind, such as inventions; literary and artistic works; designs; and symbols, names and images used in commerce."
https://www.wipo.int/about-ip/en/
"In general terms, intellectual property is any product of the human intellect that the law protects from unauthorized use by others. The ownership of intellectual property inherently creates a limited monopoly in the protected property. Intellectual property is traditionally comprised of four categories: patent, copyright, trademark, and trade secrets."
https://www.law.cornell.edu/wex/intellectual_property
"For hundreds of years, intellectual property has been the driving force of progress in technology, art, and, culture. This is true around the world. It’s part of our shared human experience, no matter where we come from. Which is why the intellectual property offices of the world – including the U.S. Patent and Trademark Office – work together to ensure that IP rights continue fostering creativity and innovation."
https://www.commerce.gov/issues/intellectual-property
"Intellectual property is a broad categorical description for the set of intangible assets owned and legally protected by a company or individual from outside use or implementation without consent. An intangible asset is a non-physical asset that a company or person owns.
The concept of intellectual property relates to the fact that certain products of human intellect should be afforded the same protective rights that apply to physical property, which are called tangible assets."
https://www.investopedia.com/terms/i/intellectualproperty.asp
"Intellectual property is generally characterized as non-physical property that is the product of original thought."
https://plato.stanford.edu/entries/intellectual-property/
"Intellectual property rights refer to rights granted to a person or business over the creations of their minds. They give the creator exclusive rights over the use of the creation for a designated period of time."
https://patentlawyer.io/intellectual-property/