48 WRS definitions

Water Recovery System 
Worldwide Reference System 
Wireless Relay Station 
war reserve stock 
Weather Reconnaissance Squadron 
World Reference System 
War Reserve Stocks 
War Reserve System 
Waste Removal System 
Water Recycling System 
Wiedemann-Rautenstrauch syndrome 
Work Request System 
Workload Reporting System 
WAAS Reference Station 
Wallace Rockhole School 
war research service 
ward romano syndrome 
Ward-Romano syndrome 
water immersion and restraint stress 
Water Resource Sustainability 
Water Resources Science 
Water Resources Secretariat 
water-immersion restraint stress 
Waveguide Raman Spectroscopy 
Wavelength-Routing Switch 
Weapons Recommendation Sheet 
Weather Squadron 
Web Registry Service 
Webster Rating Scale 
Weekly Returns Service