ISMA
ISMA is the abbreviation for:
- International Securities Market Association, former trade association for securities dealers
- Istituto di Scienze Militari Aeronautiche, training and research facility of the Italian Air Force
- Inhibit Sense Multiple Access, an access method in wireless networks
- Internet Streaming Media Alliance, an international association for the integration of multimedia IPTV standards
- Disambiguation
- Abbreviation