| Acronym | Definition |
|---|
| CWT | Hundred Weight (C for Centum, a hundred and Wt for weight) |
| CWT | Carlson Wagonlit Travel (Denmark) |
| CWT | Christiani Wassertechnik (est. 1977; Berlin, Germany) |
| CWT | Chatsworth (Amtrak station code; Chatsworth, CA) |
| CWT | Cadwalader, Wickersham & Taft (law firm) |
| CWT | Channel Well Technology (various locations) |
| CWT | Call Waiting Terminating |
| CWT | Counterweight |
| CWT | Continuous Wavelet Transform |
| CWT | Color-Word Test |
| CWT | Compensated Work Therapy (Vet, Admin) |
| CWT | Ceramic Wall Tile (various companies) |
| CWT | Coded Wire Tag |
| CWT | Changing World Technologies |
| CWT | Christ Water Technology (Austria) |
| CWT | Caroline Walker Trust (Herts, UK) |
| CWT | Center for Wireless Telecommunications |
| CWT | Customer Wait Time |
| CWT | Center Wing Tank (aviation) |
| CWT | Complex Wavelet Transform |
| CWT | Centralized Waste Treatment (EPA) |
| CWT | Clean White Teeth (dental system) |
| CWT | Cornwall Wildlife Trust (UK) |
| CWT | Consumers for World Trade |
| CWT | Cheshire Wildlife Trust (UK) |
| CWT | Combat Weather Team |
| CWT | Cold Weather Training |
| CWT | Complete Waste of Time |
| CWT | Calculus without Tears (Berkeley Science Books) |
| CWT | Certified Water Technologist |
| CWT | Cowra, New South Wales, Australia - Cowra (Airport Code) |
| CWT | Creditable Withholding Tax |
| CWT | Christians Working Together (UK) |
| CWT | Copper Water Tube (plumbing fittings) |
| CWT | Chest Wall Thickness |
| CWT | Coursework Tool (physical therapy) |
| CWT | Chemical Warfare Treaty |
| CWT | Code Walk-Through |
| CWT | Continuous Witness Training |
| CWT | Centum Weight |
| CWT | Clear Water Tank |
| CWT | Constant with Temperature |
| CWT | Consolidated Written Test (US Air Force OTS) |
| CWT | Chemical Warfare Training |
| CWT | Cleared While Testing (telecommunications) |
| CWT | Chicago Women in Trades |
| CWT | Call Waiting Telephone |