noun
definition
(countable) Something that is enclosed, i.e. inserted into a letter or similar package.
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(uncountable) The act of enclosing, i.e. the insertion or inclusion of an item in a letter or package.
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(countable) An area, domain, or amount of something partially or entirely enclosed by barriers.
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(uncountable) The act of separating and surrounding an area, domain, or amount of something with a barrier.
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(uncountable, by extension) The act of restricting access to ideas, works of art or technologies using patents or intellectual property laws.
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(uncountable, British History) The post-feudal process of subdivision of common lands for individual ownership.
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(religion) The area of a convent, monastery, etc where access is restricted to community members.