| Acronym | Definition |
|---|
| ICW | Intracoastal Waterway |
| ICW | InterComponentWare AG (Germany) |
| ICW | Institute on California and the West (University of Southern California) |
| ICW | In Conjunction With |
| ICW | Internet Connection Wizard |
| ICW | Internet Call Waiting |
| ICW | In-Cell Western (protein activation) |
| ICW | Institute for a Competitive Workforce (US Chamber of Commerce) |
| ICW | In Connection With |
| ICW | It Can Wait |
| ICW | International Council of Women |
| ICW | Internet Connection Wizard (Microsoft) |
| ICW | Internet Call Waiting (Nortel) |
| ICW | Interactive Courseware |
| ICW | In Coordination With |
| ICW | International Championship Wrestling (Lexington, KY) |
| ICW | I Can't Wait |
| ICW | Indonesian Corruption Watch |
| ICW | Intracellular Water |
| ICW | Intercellular Calcium Wave |
| ICW | Inter-Coastal Waterway |
| ICW | Interrupted Continuous Wave |
| ICW | Italian Championship Wrestling |
| ICW | Initialization Command Word |
| ICW | Institute of Clerks of Works |
| ICW | Insulated Copper Wire |
| ICW | Intelligent Communication Workstation |
| ICW | Ignore-Conflict-With |
| ICW | Internal Communications Workgroup |
| ICW | Infinite Corrugated Waveguide |
| ICW | Insite Customer Workstation (Sprint) |
| ICW | Intermittent Continuous Wave (electronic warfare) |
| ICW | Information Carrying Words (auditory processing) |
| ICW | In Country Warehouse |