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area, field, sphere, domain, arena, orbit | a particular environment or walk of life | |
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land, domain, demesne | territory over which rule or control is exercised | |
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knowledge domain, knowledge base, domain | the content of a particular field of knowledge | |
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world, domain | people in general; especially a distinctive group of people with some shared interest | |
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domain, domain of a function | [in mathematics] the set of values of the independent variable for which a function is defined |