| Acronym | Definition |
|---|
| CWI | Camping World, Inc. (Bakersfield, CA) |
| CWI | Centrum voor Wiskunde en Informatica |
| CWI | Cricket West Indies (sports team) |
| CWI | Centrum Voor Werk En Inkomen (Dutch: National Research Institute for Mathematics and Computer Science) |
| CWI | Committee for a Workers International |
| CWI | Certified Welding Inspector |
| CWI | Craftworks Interface |
| CWI | Cable and Wireless Inc. |
| CWI | College of Western Idaho (Nampa, ID) |
| CWI | Child Well-Being Index |
| CWI | Clean Water Indiana |
| CWI | Community Water Initiative (United Nations Development Programme) |
| CWI | Cable & Wireless Inc. |
| CWI | Cold Weather Injury |
| CWI | County Well Index (Minnesota Geological Survey) |
| CWI | Collective Wisdom Initiative |
| CWI | Council on Workforce Investment |
| CWI | Communication Web International Ltd. (UK) |
| CWI | Cummins West, Inc. (California) |
| CWI | Civil War Initiative |
| CWI | California WellBeing Institute (Westlake Village, California) |
| CWI | California Wine Institute |
| CWI | Canadian Whale Institute |
| CWI | Continuous Wave Illumination |
| CWI | Cloverway International (Animé production company) |
| CWI | Carlson Welding, Inc. (Kansas) |
| CWI | Canadian Wine Institute |
| CWI | Connetquot West, Incorporated |
| CWI | Coolwriter Internet |
| CWI | Cylindrical-Wave Incidence |
| CWI | Creditworthiness Indicator |
| CWI | Continuous Wave Injection |
| CWI | Claim-Warrant-Impact (debate strategy) |
| CWI | Cloud Liquid Water Index |