| Acronym | Definition |
|---|
| INES➣International Nuclear Event Scale |
| INES➣Institut National de l'Energie Solaire (French: National Institute of Solar Energy) |
| INES➣International Network of Engineers and Scientists |
| INES➣Indicators of Education Systems (study; Organization for Economic Co-operation and Development) |
| INES➣International Indicators of Education Systems |
| INES➣Innovative Nuclear Energy System |
| INES➣Improved Network Encryption Systems |
| INES➣IUE (International Ultraviolet Explorer) Newly Extracted Spectra (astrophysics) |