antediluvialadjective · Level 3 SAT1of or relating to the period before the biblical floodThe professor dismissed the antediluvial management style as a relic of a long-vanished era.ModuleLevel 3RegisterliteraryCollectionCollection 060SAT Complete planAlso in Collection 060allochthonous, bedraggled, unwitting, endemic, epidemic, saintly, gaunt, ecdemic and 1 more