WordWeb Online

1. The quality of being unimportant and petty or frivolous
   - pettiness, slightness, puniness
    
2. A detail that is considered insignificant
   - trifle
    
3. Something of small importance
   - trivia, trifle, small beer [informal], picayune [N. Amer, informal], small fry [informal], piddler [informal]

Derived forms: trivialities

Type of: article, detail, item, object, physical object, point, unimportance

Encyclopedia: Triviality