ISRO
| Acronym | Definition |
|---|---|
| ISRO | Indian Space Research Organisation (Bangalore, India) |
| ISRO | Isle Royale National Park (US National Park Service) |
| ISRO | International Strategic Research Organization (Turkish think tank) |
| ISRO | International Society of Radiation Oncology |
| ISRO | International Securities Regulatory Organisation |
| ISRO | Indian Standard Round Bar (steel construction) |
| ISRO | Index of Sex Role Orientation (pscyhology) |