It is "the exclusive legal right given to an originator or an assignee to print, publish, perform, film or record literary, artistic, or musical material and to authorize others to do the same." New Oxford American Dictionary. Accessed May 20, 2016.
Types of works protected include, but are not limited to: texts, audio, video, images, photographs, and websites.
Creative Commons is a nonprofit organization that provides a licensing system that allow the creator to determine how, with or without limits, others can use their works. CC licenses frequently allow educators and students to use their works provided they are doing so for educational purposes.