Source : Webster's Revised Unabridged Dictionary (1913)

Exotic \Ex*ot"ic\, n.
   Anything of foreign origin; something not of native growth,
   as a plant, a word, a custom.

         Plants that are unknown to Italy, and such as the
         gardeners call exotics.                  --Addison.

Exotic \Ex*ot"ic\, a. [L. exoticus, Gr. ? fr. 'e`xw outside: cf.
   F. exotique. See {Exoteric}.]
   Introduced from a foreign country; not native; extraneous;
   foreign; as, an exotic plant; an exotic term or word.

         Nothing was so splendid and exotic as the ambassador.
                                                  --Evelyn.

Source : WordNet®

exotic
     adj 1: being or from or characteristic of another place or part of
            the world; "alien customs"; "exotic plants in a
            greenhouse"; "exotic cuisine" [syn: {alien}]
     2: strikingly strange or unusual; "an exotic hair style";
        "protons, neutrons, electrons and all their exotic
        variants"; "the exotic landscape of a dead planet"