WELS


AcronymDefinition
WELSWisconsin Evangelical Lutheran Synod
WELSWater Efficiency Labelling Scheme (Water Efficiency Labelling and Standards Act; Australia)
WELSWinsted Equipment Layout Software
WELSWest of the Easterly Line of the State (Maine)
WELSWestern Educational Longitudinal Study
WELSWireless Emergency Lighting System (aerospace)