ACRONYM --- EXPANSION
- ISMID ----> International Standard Metafile for Interactive Documents
- SMDL ----> Standard Music Description Language
- GUI ----> Graphical User Interface
- TNM ----> Topic Navigation Maps
- SGML ----> Standard Generalised Markup Language
- HyTime ----> Hypermedia Time-based Structuring Language
- ERM ----> Entity Relationship Modeling
- IETMs ----> interactive electronic technical manuals
- IETM ----> interactive electronic technical manual