atlantis Atlantides • atlantite · · · Info · Definitions · Characters · · atlantis · · Text Latin · · Script 8 · · Length 3 · · Syllables Definitions · · · (noun) according to legend, an island in the Atlantic Ocean that Plato said was swallowed by an earthquake. Synonyms: Atlantis. · · Noun Definition 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074