Atlantis (Atlan`tis) , an island alleged by tradition to have existed in the ocean W. of the Pillars of Hercules; Plato has given a beautiful picture of this island, and an account of its fabulous history. The New, a Utopia figured as existing somewhere in the Atlantic, which Lord Bacon began to outline but never finished.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Atlantic, The * At`las