salt plain salt pit • salt plug · · · Info · Definitions · Synonyms · Characters · · salt plain · · Text Common · · Latin · · Scripts 10 · · Length 2 · · Syllables Definitions · · · (noun) a flat expanse of salt left by the evaporation of a body of salt water. Synonyms: salt flat, salt plain. · · Noun Definition 1 Synonyms · · · salt flat · · Synonym 1 Characters · · space U+0020 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 p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074