Source : Webster's Revised Unabridged Dictionary (1913)

Orientalism \O`ri*en"tal*ism\, n. [Cf. F. orientalisme.]
   1. Any system, doctrine, custom, expression, etc., peculiar
      to Oriental people.

   2. Knowledge or use of Oriental languages, history,
      literature, etc. --London Quart. Rev.

Source : WordNet®

Orientalism
     n 1: the scholarly knowledge of Asian cultures and languages and
          people [syn: {Oriental Studies}]
     2: the quality or customs or mannerisms characteristic of Asian
        civilizations; "orientalisms can be found in Mozart's
        operas"