| Acronym | Definition |
|---|
| IWK➣Indah Water Konsortium Sdn Bhd (Malaysia) |
| IWK➣Izaak Walton Killam (Halifax, NS, Canada hospital) |
| IWK➣Internationales Wissenschaftliches Kolloquium (German: International Scientific Colloquium) |
| IWK➣Internationale Wissenschaftliche Korrespondenz (German: International Scientific Correspondence; German workers' movement; political science) |
| IWK➣Industrie Werke Karlsruhe (German: Industrial Works Karlsruhe; Karlsruhe, Germany) |
| IWK➣I Was Kidding |