Meaning

noun a person responsible for the editorial aspects of publication; the person who determines the final content of a text (especially of a newspaper or magazine)

noun (computer science) a program designed to perform such editorial functions as rearrangement or modification or deletion of data

originEtymology tree Medieval Latin ēdō Proto-Indo-European *-tōr Proto-Italic *-tōr Medieval Latin -tor Medieval Latin ēditorder. English editor From Medieval Latin ēditor, from Late Latin ēditor, from ēditus, perfect passive participle of ēdō (“give out, put forth, publish”).

Etymology from Wiktionary, CC BY-SA 3.0