editor

Concise Oxford English Dictionary © 2008 Oxford University Press:
editor/ˈedɪtə(r)/

▶noun

• 1 a person who is in charge of a newspaper, magazine, or multi-author book.

• 2 a person who commissions or prepares written or recorded material.

• 3 a computer program enabling the user to alter or rearrange online text.

– derivatives
editorship noun.

– origin C17: from L., ‘producer (of games), publisher’, from edit-, edere ‘put out’.