English abbreviations from xrml to xsv
- XRML(eXtensible Rights Markup Language)
- XRQ(Fairchild RQ-2 Experimental Transport Aircraft)
- XRR(Ross River Airport)
- XRS(Extensible Radio Specification)
- XRT(Xtremely Rough Terrain)
- XRY(Jerez Airport (La Parra Airport))
- XS(Xiaolin Showdown)
- XSA(XML Software Autoupdate)
- XSB(Single Barrier Unit map location)
- XSC(South Caicos Airport)
- XSD(Tonopah Test Range Airport (FAA: TNX))
- XSE(Sebba Airport)
- XSF(Xtreme Special Forces)
- XSH(XML Editing Shell)
- XSI(South Indian Lake Airport)
- XSIE(X/Open System Interface Extension)
- XSL(Extensible Stylesheet Language)
- XSL-FO(Extensible Stylesheet Language Formatting Objects)
- XSLT(Extensible Stylesheet Language Transformations)
- XSM(XML Stream Machine)
- XSM-73(Fairchild Bull Goose Experimental Long Range Decoy missile)
- XSN(XBox Sports Network)
- XSO(Siocon Airport)
- XSP(Seletar Airport)
- XSQ(XML Streaming Query Engine)
- XSQC(XML Schema Quality Checker)
- XSS(Cross-Site Scripting)
- XSU(XML Schema Upgrade)
- XSUS(XML Schema Upgrade Service)
- XSV(XML Schema Validator)