From Longman Dictionary of Contemporary Englishenclosureen‧clo‧sure /ɪnˈkləʊʒə $ -ˈkloʊʒər/ noun 1 [countable]TBC an area surrounded by a wall or fence, and used for a particular purpose the bear enclosure at the zoo2 [uncountable]TBC the act of making an area separate by putting a wall or fence around it the enclosure of arable land for pasture3 [countable]TCM something that is put inside an envelope with a letter
Examples from the Corpus
enclosure• The proceedings taken under these Acts provide many of the known facts concerning enclosures and depopulation.• The animals were placed in a large enclosure behind the barn.• Again the design of the sea-lion enclosure has been of great help in the management of these attractive marine mammals.• A rigid cabinet is essential for eliminating unwanted resonances, and the unusual glass-reinforced-plastic enclosure is perfect.• There were probably also sacrificial tables and statues of deities, like the clay goddess found at the sacred enclosure of Sachturia.• It follows the enclosure line and lets the reader know of anyone else who received the letter.• She saw Tig standing on the enclosure wall, his arms stretched out to the sides, his head thrown back.• Holden's lawsuit led to the enclosure of freeway overpasses with fencing.• The enclosure was never exactly crowded, even in the height of the summer.• The most southerly of the three enclosures had also been subdivided, although little of its eastern half lay within the trench.From Longman Business Dictionaryenclosureen‧clo‧sure /ɪnˈkləʊʒə-ˈkloʊʒər/ noun [countable] written abbreviation enc, encl something, for example an information pack or a contract, put inside an envelope with a letterI refer to your letter and enclosure of 26 January 1999.