Top Quandrant's White Papers page has a preview of the book Adaptive Information: Improving Business Through Semantic Interoperability, Grid Computing, and Enterprise Integration.
"Semantic Interoperability Framework – A highly dynamic, adaptable, loosely-coupled, flexible, real-time, secure and open infrastructure service to facilitate a more automated information sharing framework among diverse organizational environments."
This was preceeded by:
"One way to describe a system is with a set of buzzwords. A standard set of them has been used to describe the framework. The rest of this section is to explain what is meant by those buzzwords and the problems that are being addressed."