voracious Look up voracious at Dictionary.com
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").