Main Entry: com·pli·ca·tion

Pronunciation: \ˌkäm-plə-ˈkā-shən\

Function: noun

Date: 15th century

1 a : complexity, intricacy; especially : a situation or a detail of character complicating the main thread of a plot b : a making difficult, involved, or intricate c : a complex or intricate feature or element d : a difficult factor or issue often appearing unexpectedly and changing existing plans, methods, or attitudes
2 : a secondary disease or condition developing in the course of a primary disease or condition