Definition - What does Copyright mean?
A copyright is a formal legal protection from the government given to a person who creates an original work of literature, art, music, or certain other forms of intellectual property. This protection gives the person the sole right to reproduce or otherwise use the work for business. If the owner of the copyright wants to sell it to another person, then they are free to do so. However, people who try to infringe upon the work with no rights to it are subject to legal consequences.
Justipedia explains Copyright
Copyrights serve the purpose of protecting people who generate creative works from exploitation or theft from others. Without copyrights, people could easily plagiarize the work of others.This could decrease incentive for people to create works of art, literature, music, etc. A copyright granted after January 1st 1978, gives the rights to the work to the creator for their entire lifetime, and for fifty years after their death. Copyrights promote creativity.