buoyantadjective · Level 2 SAT1Having the power or tendency to float or keep afloatThe cork was naturally buoyant, rising instantly to the surface the moment it was released underwater.ModuleLevel 2Registercontrast, toneCollectionCollection 054SAT Plus planAlso in Collection 054comely, contemptible, amphibious, bestial, bountiful, censorious, complaisant, haughty and 1 more