YACS

AcronymDefinition
YACSYet Another Community System
YACSYahoo Audio Conferencing System
YACSYoung Adult Cancer Survivors (cancer-survivor social group)
YACSYale Adherence and Competence Scale (behavioral research)
YACSYet Another Curta Simulator (VRML Simulation of the Famous Curta Mechanical Calculator)
YACSYou Are Correct, Sir
YACSYears of Active Commissioned Service