IRV
| Acronym | Definition |
|---|---|
| IRV | Instant-Runoff Voting |
| IRV | Irvine (Amtrak station code; Irvine, CA) |
| IRV | Internal Read Visibility |
| IRV | International Reference Version |
| IRV | Inspiratory Reserve Volume |
| IRV | Inverse Ratio Ventilation |
| IRV | Improved Recovery Vehicle |
| IRV | Immediate Response Vehicle (insurance companies) |
| IRV | Integrated Voice Response (telephony) |
| IRV | Isotope Reentry Vehicle |
| IRV | Initial Response Vehicle |
| IRV | Imperial Romulan Vessel (fictional) |
| IRV | Irvington District (Fremont, California) |