Application component written in CFML (ColdFusion Markup Language), a programming language used to build Internet applications; contains data and functions, called methods, for an application module; defined within the file using a <cfcomponent> tag.

CFC files are commonly used for storing components that execute database queries and manipulate data. However, they may also contain many other types of functions. Components are typically invoked in .CFM files using the <cfinvoke> tag.