1635, formed as an adj. form of voracity (1526), from M.Fr. voracité, from L. voracitatem (nom. voracitas) "greediness, ravenousness," from vorax (gen. voracis) "greedy," from vorare "to devour," from PIE base *gwer- "to swallow, devour" (cf. Skt. girati "he swallows," garah "drink;" Gk. bora "food;" Lith. geriu "to drink;" O.C.S. ziro "to swallow," grulo "gullet").