Acronyms

Glossary

An acronym is a term formed from the initial letter or letters of each of the major parts of a compound term. This list explains acronyms found on the cms.hhs.gov web site and other acronyms that are commonly used. This list is not a legal document. Select one of the following letters to view the list of acronyms that begins with that letter.

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Glossary and Acronyms
Acronym Term
WPA Whistleblower Protection Act
WPA Works Progress Administration
WPC Washington Publishing Company
WWMCCS World Wide Military Command & Control System
WY Workyear (formerly manyear)
XA Extended Architecture Operation System (SSA)
XAC Cross Reference Account Code
XCN Executive Control Number
XCOM External Communications System
XDE Extended Development Environment