from
The Free On-line Dictionary of Computing (8 July 2008)
domain model
<systems analysis> 1. A definition of the functions, objects,
data, requirements, relationships and variations in a
particular {domain}.
2. A product of {domain analysis} which provides a
representation of the requirements of the domain. The domain
model identifies and describes the structure of data, flow of
information, functions, constraints and controls within the
Domain that are included in software systems in the domain.
The Domain Model describes commonalities and variabilities
among requirements for software systems in the domain.
(1997-12-26)