What does VAX stand for?

Alexandria Public Library, Alexandria, VA - OCLC symbol (OCLC)

Heavy Attack Aircraft, Experimental

Trademark of Digital Equipment Corp. (SAUS)

Vaccinate - Telegraphy (PCTE)

Vesta Airex - Czechoslovakia - ICAO designator (FAAC)

Virtual Access Extended (MLEX)

Virtual Access Extension (SAUS)

Virtual Address Extension - Computer science

Virtual Addressing Extended (SAUS)

Virtual Architecture eXtensions