A regime is "the organization that is the governing authority of a political unit"
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A regime is "A system by which a political unit is controlled"
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A regime is "An administration, or a system of managing government"
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A regime is "the organization that is the governing authority of a political unit"
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A regime is "any system of social control, or more specifically, a form of government, especially one which is closely associated with a specific individual"
In theory, the term need not imply anything about the particular government to which it relates, and most political scientists use it as a neutral term. The term is sometimes used colloquially by some in reference to governments which they believe are repressive, undemocratic or illegitimate, such that in these contexts the word conveys a sense of moral disapproval or political opposition.