writer
noun
a person who has written a particular text : the writer of the letter.
• a person who writes books, stories, or articles as a job or regular occupation : the distinguished travel writer Freya Stark.
• [with adj. ] a person who writes in a specified way : Dickens was a prolific writer.
• a composer of musical works : a writer of military music.
• Computing a device that writes data to a storage medium.
• Stock Market a broker who makes an option available for purchase or sells options.
• [with adj. ] a person who has a specified kind of handwriting : neat writers.
• Brit., historical a scribe.
• Brit., archaic a clerk, esp. in the navy or other government offices.