Understanding Forms of Government: Rule by the Nobility

The question asks for a one-word substitute for "A form of government in which power is held by the nobility." We need to examine the provided options to find the term that accurately describes this specific type of political system.

Let's look at the options and their definitions:

• Democracy: This is a form of government where supreme power is held by the people and exercised directly by them or by their elected agents under a free electoral system. It is based on the idea of popular sovereignty, not rule by a specific class.
• Aristocracy: This term comes from Greek words meaning "best" and "to rule." Historically, it refers to a form of government where power is held by a small, privileged class, typically the nobility or those considered socially superior. This definition directly matches the description given in the question.
• Republic: A republic is a state in which supreme power is held by the people and their elected representatives, and which has an elected or nominated president rather than a monarch. While a republic involves representatives, it doesn't inherently mean rule by the nobility.
• Nobility: This refers to a social class of people who have special rank and title, traditionally by birth. It describes the group of people, not the system of government where they hold power.

Based on these definitions, the term that specifically describes a form of government where power is held by the nobility is Aristocracy.

Therefore, the correct one-word substitute for the given group of words is Aristocracy.

Revision Table: Forms of Government

Additional Information: Historical Context of Aristocracy

Aristocracy has appeared in various forms throughout history. In ancient Greece, particularly in some city-states before the rise of democracy, power was sometimes concentrated in the hands of noble families. In medieval Europe, feudal systems often gave significant political power to the nobility who owned land and controlled military forces. While the term 'aristocracy' literally means 'rule by the best', in practice, it often became associated with inherited power and privilege rather than merit.

It's important to distinguish 'aristocracy' as a form of government from 'oligarchy', which means rule by a small group of people, regardless of whether they are nobility. Aristocracy specifically implies rule by the noble class.