Authority
The meaning of the word ''authority'' in the Concise Oxford Dictionary is delegated power. In Black's Law Dictionary the meanings of the word ''authority'' are:
''Permission, Right to exercise powers; ... Often synonymous with power. The power delegated by a principal to his agent. The lawful delegation of power by one person to another, Power of agent to affect legal relations of principal by acts done in accordance with principal's manifestations of consent to agent.''
In Corpus Juris Secundum (at p. 1290) the following are the meanings of the term ''author it'': in its broad general sense, the word has been defined as meaning control over; power; jurisdiction; power to act, whether original or delegated. The word is frequently used to express derivative power; and in this sense, the word may be used as meaning instructions, permission, power delegated by one person to another, the result of the manifestations by the former to the latter of the former's consent that the latter shall act for him, authority in this sense - in the laws of at least one State, it has been similarly used as designating or meaning an agency for the purpose of carrying out a State duty or function; someone to whom by law a power has been given. In words and Phrases we find various shades of meaning of the word ''authority'' at pp. 603, 606, 612 and 613: authority, as the word is used throughout the restatement, is the power of one person to affect the legal relations of another by acts done in accordance with the other's manifestations of consent to him; an agency of one or more participating governmental units created by statute for specific purpose of having delegated to it certain functions which are governmental in character; the lawful delegation of power by one person to another; power of agent to affect legal relations of principal by acts done in accordance with principal's manifestations of consent to him. [Steel Authority of India Ltd. . National Union Waterfront Workers, (2001) 7 SCC 1 (24)]