- WTD
- Wastewater Treatment Division (Governmental)* Worldwide Transportation Directory (Governmental » Transportation)* World Teachers' Day (Miscellaneous » Days Abbreviations)* Want To Deal (Business » General)* Working Team Dog (Medical » Veterinary)* Working Team Dog (Governmental » Military)* Water Tight Door (Academic & Science » Ocean Science)* Water Tight Door (Governmental » Military)* Washington Tax Decisions (Community » Law)* West End, Bahamas (Regional » Airport Codes)* Water Treatment Device (Community)* Wolverine Turf Development Company (Business » Firms)
Abbreviations dictionary. 2012.