work
a potentially copyrightable work
agent
something (e.g. a person, corporation or computer) capable of creating things
license
a set of requests/permissions to users of a Work, e.g. a copyright license, the public domain, information for distributors
permission
an action that may or may not be allowed or desired
requirement
an action that may or may not be requested of you
prohibition
something you may be asked not to do
public domain
no copyright; everything is permitted without restriction
reproduction
making multiple copies
distribution
distribution, public display, and publicly performance
derivative works
creation and distribution of derivative works
copyright notices
copyright and license notices be kept intact
attribution
credit be given to copyright holder and/or author
share alike
derivative works be licensed under the same terms as the original work
source code
source code (the preferred form for making modifications) must be provided for all derivative works
commercial use
exercising rights for commercial purposes
has license
permits
requires
prohibits
has a derivative work