WordWeb Online

1. The act of indicating or pointing out by name
   - indication
    
2. The most direct or specific meaning of a word or expression; the class of objects that an expression refers to
   "the denotation of 'satellite of Mars' is the set containing only Demos and Phobos";
   - reference, extension

Derived forms: denotations

Type of: meaning, naming, substance

Encyclopedia: Denotation