Aristocracy is a form of government

Form of government

A form of government, or form of state governance, refers to the set of political institutions by which a government of a state is organized. Synonyms include "regime type" and "system of government".-Empirical and conceptual problems:...

 in which a few elite citizens rule. The term derives from the Greek

Greek language

Greek is an independent branch of the Indo-European family of languages. Native to the southern Balkans, it has the longest documented history of any Indo-European language, spanning 34 centuries of written records. Its writing system has been the Greek alphabet for the majority of its history;...

 aristokratia, meaning "rule of the best". In origin in Ancient Greece

Ancient Greece

Ancient Greece is a civilization belonging to a period of Greek history that lasted from the Archaic period of the 8th to 6th centuries BC to the end of antiquity. Immediately following this period was the beginning of the Early Middle Ages and the Byzantine era. Included in Ancient Greece is the...

, it was conceived of as rule by the best qualified citizens, and contrasted with monarchy

Monarchy

A monarchy is a form of government in which the office of head of state is usually held until death or abdication and is often hereditary and includes a royal house. In some cases, the monarch is elected...

. In later times, aristocracy was seen as rule by a privileged few (the aristocratic class

Aristocracy (class)

The aristocracy are people considered to be in the highest social class in a society which has or once had a political system of Aristocracy. Aristocrats possess hereditary titles granted by a monarch, which once granted them feudal or legal privileges, or deriving, as in Ancient Greece and India,...

).
The concept evolved in Ancient Greece

Ancient Greece

Ancient Greece is a civilization belonging to a period of Greek history that lasted from the Archaic period of the 8th to 6th centuries BC to the end of antiquity. Immediately following this period was the beginning of the Early Middle Ages and the Byzantine era. Included in Ancient Greece is the...

, whereby a council of famous citizens was commonly used and contrasted with "direct monarchy" in which an individual king held the power.