flotative

Mirabile dictu! the plates, cups and saucers, and perhaps other pottery vessels, have been invested with miraculous flotative power, and with the factor of avoirdupois eliminated, like the wonderful borrowed axe of Elisha, have been made to rise from full fathom five to supply relics of "the famous sea-rover."

Recollections of a naval life : including the cruises of the Confederate States steamers, "Sumter" and "Alabama", 1900