explanation module
英[ˌekspləˈneiʃən ˈmɔdju:l]美[ˌɛkspləˈneʃən ˈmɑdʒul]
Explanation modules, used in expert systems, is a function that enables the knowledge worker to understand why the information explained and concluded by the domain expert is viable. While consulting the information provided by the expert system, the explanation module elucidates why the expert system reached its conclusion.