The only free and comprehensive online etymological dictionary of the Spanish language
editar (Verb) "to edit"
19th cent. Borrowed from French éditer 'id.' From Latin editus "published," from the verb edere "to publish" (see edición).
Corominas, J. & J. Pascual. Diccionario crítico etimológico castellano e híspanico. 6 vols. Madrid: Gredos. 1991-1997.
Real Academia Española. Diccionario de la lengua española. Online. 23rd ed. Madrid: Espasa Calpa. 2014. http://www.rae.es/.
Sihler, A. New Comparative Grammar of Greek and Latin. Oxford University Press. 2008.