Computing
* Function key, a type of key on computer keyboards * Function model, a structured representation of processes in a system * Function object or functor or functionoid, a concept of object-oriented programming * Function (computer programming), a callable sequence of instructionsMusic
* Function (music), a relationship of a chord to a tonal centre * Function (musician) (born 1973), David Charles Sumner, American techno DJ and producer * "Function" (song), a 2012 song by American rapper E-40 featuring YG, Iamsu! & Problem * "Function", song by Dana Kletter from '' Boneyard Beach'' 1995Other uses
* Function (biology), the effect of an activity or process * Function (engineering), a specific action that a system can perform * Function (language), a way of achieving an aim using language *See also
* Function field (disambiguation) * Function hall * Functional (disambiguation) * Functional group (disambiguation) * Functionalism (disambiguation) * Functor (disambiguation) {{Disambiguation