Acronym

===Redefined acronyms===
In some cases, while the initials in an acronym may stay the same, for what those letters stand may change. Examples include the following:

*[[DVD]] was originally an acronym for the unofficial term "digital video disc", but is now stated by the [[DVD Forum]] as standing for "Digital Versatile Disc"{{citation needed|date=August 2022}}
*[[Government Accountability Office|GAO]] changed the full form of its name from "General Accounting Office" to "Government Accountability Office"<ref>{{cite web|title=100 Years of GAO|publisher=U.S. Government Accountability Office|url= https://www.gao.gov/about/what-gao-does/hundred-years-of-gao|access-date=August 7, 2022}}</ref>
*[[United States Government Publishing Office|GPO]] changed the full form of its name from "Government Printing Office" to "Government Publishing Office"<ref>{{cite web|title=History|publisher=U.S. Government Publishing Office|url= https://www.gpo.gov/who-we-are/our-agency/history|access-date=August 7, 2022}}</ref>
*[[RAID]] was originally an acronym for "Redundant Array of Inexpensive Disks" but has since been redefined as "Redundant Array of Independent Disks"<ref>"Originally referred to as Redundant Array of Inexpensive Disks, the term RAID was first published in the late 1980s by Patterson, Gibson, and Katz of the University of California at Berkeley. (The RAID Advisory Board has since substituted the term Inexpensive with Independent.)" ''Storage Area Network Fundamentals''; Meeta Gupta; Cisco Press; {{ISBN|978-1-58705-065-7}}; Appendix A.</ref>
*The [[Union for International Cancer Control|UICC]] was founded as the "International Union Against Cancer",<ref>{{cite web|title=History of UICC (up to late 1960s)|publisher=UICC|url= https://www.uicc.org/sites/main/files/atoms/files/History-of-UICC-Late-1960s.pdf|access-date=August 7, 2022}}</ref> and its initials originally came from the [[Romance languages|Romance-language]] versions of that name (such as French {{lang|fr|Union Internationale Contre le Cancer}}). The English expansion of its name has since been changed to "Union for International Cancer Control" so that it would also correspond to the UICC acronym.
*[[World Wide Fund for Nature|WWF]] was originally an acronym for "World Wildlife Fund", but now stands for "World Wide Fund for Nature" (although the organization's branches in the U.S. and Canada still use the original name)<ref>{{cite web |title=World Wide Fund for Nature |publisher=World Wildlife Fund |date=2018 |url= https://help.worldwildlife.org/hc/en-us/articles/360008012153-World-Wide-Fund-for-Nature |access-date=August 7, 2022}}</ref>