Lexicons are an application [concept|Concepts (EP)] where a finite list of values is presented to the user in [translatable] language, for control over data entry. Lexicons, defined in [IMLN], come in three styles: * [Fixed lexicons|Fixed lexicon] - where the list of values available are controlled by the application * [User Defined lexicons|User Defined Lexicon] - where the list of values is configured by the user (and may have a starter set provided) * [User Created lexicons|User Created Lexicon] - where the lexicon itself, and the values for it are entirely user defined. The basic premise behind a lexicon is that there is a value in the data base (the saved value) which is what any programming or application logic looks for. There is also a value presented to the user (the displayed value) which allows for a more descriptive meaning to be associated to that code, and also allows for translation into other languages or even into corporate lingo. !Domain LEXICON is also an [ePersonality Domain] with the following characteristics: * Stored in the data base as a character field of varying length * Presented to the user as a drop down list of values to choose from * The actual domain name is the lexicon name (such as [X_GENDER] which identifies the drop down list to show the user