English abbreviations from x to xav
- X(plane - Experimental aircraft)
- X/12(X months)
- X/52(X weeks)
- X/7(X days)
- X., XPC., XS.(Christus ("Christ"))
- X11(X Windows System, Version 11)
- X11R6(X Windows System, Version 11 Release 6)
- X3D(Extensible Three-Dimensional)
- XA(CD-ROM extended architecture)
- XAAS(X (anything) As A Service)
- XAB(Abbeville - Buigny-Saint-Maclou Aerodrome)
- XAC(Arcachon – La Teste-de-Buch Airport)
- XACT(X Audio Compression Toolkit)
- XAE(XML Authoring Environment)
- XAF(BEAC (Banque des états de l'Afrique centrale) Central Africa CFA (Coopération financière en Afrique centrale) franc (ISO 4217 currency code))
- XAG(Silver Troy ounce (ISO 4217 currency code))
- XAJ-1(Prototype AJ-1 Savage carrier-based strategic bomber)
- XAK(X-Treme Ass Kickers)
- XAL(Álamos Airport)
- XAML(eXtensible Application Markup Language)
- XAMPP(X ("cross"-platform), Apache HTTP Server, mySQL, PHP and Perl)
- XAN(Xanthine)
- XANES(X-ray Absorption Near-Edge Structure)
- XAO(XML Application Objects)
- XAP(Chapecó Airport)
- XAPS(XML Admin Permission Sheet)
- XAR(Aribinda Airport)
- XAS(X-ray Absorption Spectroscopy)
- XAU(Gold Troy ounce (ISO 4217 currency code))
- XAV(XMAIL Anti- Virus)
