CIWS

AcronymDefinition
CIWSClose-In Weapon System (US Navy)
CIWSCanadian Injured Workers Society
CIWSCenter for Integrated Watershed Studies (Binghamton University)
CIWSCommunity Information and Warning System (Australia)
CIWSChildren's International Wildlife Sanctuary (Saratoga, NY)
CIWSCompliance Information Web Submission (EPA)
CIWSChelan Interagency Weather System (Wenatchee, WA)