IAVS
| Acronym | Definition |
|---|---|
| IAVS | International Association for Vegetation Science |
| IAVS | Irish Anti-Vivisection Society (Wicklow, Ireland) |
| IAVS | International Association for Visual Semiotics |
| IAVS | Integrated Aqua-Vegiculture System |
| IAVS | Institut pour l'Application et la Vulgarisation des Sciences (French: Institute of Applications and Science Popularization; Burkina Faso) |