[ ɪn'kləʊʒə , ɛn- ]
■ noun
1》 an area that is sealed off by a barrier.
↘ Brit. a section of a racecourse or stadium allocated to a particular group: the members' ~.
2》 a document or object placed in an envelope together with a letter.
3》 the process or policy of enclosing common land so as to make it private property, as carried out in much of Britain in the 18th and early 19th centuries.