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A part of a structure having some specific characteristic or function
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The extent of a 2-dimensional surface enclosed within a boundary
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A part of an animal that has a special function or is supplied by a given artery or nerve
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A subject of study
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A particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography)
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A particular environment or walk of life
SynonymDefinitionAntonym.com - English Synonym Dictionary
