edacious (adj.)youdaoicibaDictYouDict[edacious 词源字典]
1736, from Latin edaci-, stem of edax "voracious, gluttonous," from edere "to eat" (see edible) + -ous. Related: Edacity (1620s); edaciously; edaciousness.[edacious etymology, edacious origin, 英语词源]