instance(A copy of SQL Server running on a computer; A copy of a master, which you create by dragging the master from a stencil to a drawing; An object in relation to the class to which it belongs. For example, an object myList that belongs to a class List is an instance of the class List)
part; counterpart(This Agreement may be signed in any number of counterparts and each counterpart shall represent a fully executed original as if signed by each of the Parties.mightymads)
IIS instance(A system for organizing sites on a server. Each server can have more than one IIS instance, and each IIS instance can have more than one top-level site)
ADAM instance(A single copy of the ADAM directory service, along with its associated directory store, assigned Lightweight Directory Access Protocol (LDAP) and Secure Sockets Layer (SSL) ports, and application event log. You can run multiple ADAM instances simultaneously on a single ADAM server)