The term ''computing'' is also [[synonymous]] with [[counting]] and [[calculation|calculating]]. In earlier times, it was used in reference to the action performed by [[Mechanical computer|mechanical computing machines]], and before that, to [[Computer (occupation)|human computers]].<ref>{{Cite web|title=The History of Computing|url=http://mason.gmu.edu/~montecin/computer-hist-web.htm|access-date=12 April 2019|website=mason.gmu.edu}}</ref>