V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):EAX Environmental Audio eXtension (audio, Creative Labs) The Free On-line Dictionary of Computing (30 December 2018):Environmental Audio eXtensions EAX (EAX) Something from Creative Labs for generating sound effects. EAX is a competitor to Aureal's A3D. [Hardware or software?] (2008-02-17)