Short for
Service Oriented Modeling and Architecture,
it refers to the more general domain of service modeling necessary to design and
create a
Service-Oriented
Architecture. SOMA covers a broader scope and implements service oriented
analysis and design through the identification, specification and realization of
services, components and flows.
[Source:
Skyway SOA Platform]
Also see Understanding "Web
Services" in the "Did
You Know...?" section of Webopedia.