Legal authority refers to the power or right to enforce rules, laws and regulations. There are several synonyms that can be used for this term including legal power, jurisdiction, dominion and control. Legal power denotes the ability to enforce rules and laws while jurisdiction refers to the area where the rules apply. Dominion implies control over a particular territory or group of people. Control denotes having influence over the direction, operation and management of a particular territory or entity. All these words convey slightly different meanings but are commonly used interchangeably to indicate the concept of legal authority.