Writing may refer to two activities: the inscribing of characters on a medium, with the intention of forming word Word

A word is a unit of language [i] that carries meaning [i] and consists of one or more morpheme [i]... 

s and other constructs that represent language Language

A language is a system [i] of [i]s, such as voice sounds, gestures or written symbol [i]... 

 or record information, and the creation of material to be conveyed through written language. Writing refers to both activities equally, and both activities may often occur simultaneously.