noun, masculine/koauˈtoɾ/plural: coautores
coauthor
Etymology tree Spanish co- Proto-Indo-European *h₂ewg-der. Proto-Indo-European *h₂owg-éye-ti Proto-Italic *augejō Proto-Italic *augeō Latin augeō Proto-Indo-European *-tōr Proto-Italic *-tōr Latin -tor Latin auctorslbor. Spanish autor Spanish coautor From co- + autor.