insatiableadjective · Level 1 SAT1That desires or craves immoderately or unappeasablyHis insatiable curiosity drove him through library after library in search of ever more obscure primary sources.ModuleLevel 1RegistercommonCollectionCollection 075SAT Core planAlso in Collection 075ingenuous, egregious, inept, languid, covert, expedient, frugal, furtive and 1 more