Key terms & definitions

The Catholic Church’s authoritative summary of its beliefs and moral teachings.

An authoritative summary of Catholic beliefs and moral teaching. Paragraph 2309 sets out four conditions for legitimate defence by military force.

Data organised into distinct groups or labels, such as types of land use.

Data placed into separate named groups, such as species or blood group.

Data described using names or labels rather than measured numerical values, such as favourite sports or methods of travel.

Data consisting of categories or labels, such as favourite colours or types of vehicle.

A variable consisting of groups or labels, such as material type or species.

A variable whose values are separate named groups rather than positions on a numerical scale, such as the type of metal.

The emotional release or clarification experienced by an audience through a tragedy, especially through pity and fear.

The negative electrode in electrolysis, where positive ions gain electrons.

The negative electrode during electrolysis, where positively charged ions gain electrons.

A Christian who recognises the Pope’s religious authority and follows the beliefs and worship of the Roman Catholic Church.

Universal or whole: describing the Church’s fullness of faith and its mission to all peoples.

A branch of Christianity recognising the authority of the pope in Rome; its clergy and religious orders organised missionary work in New Spain.

A branch of Christianity which recognises the pope’s authority and teaches that the bread and wine become Christ’s body and blood during Mass.

The Church’s teaching about how people and societies should act, including respect for human dignity, justice and care for those in need.

A secret political plot in 63 BC led by Catiline to seize control of Roman government, with Sempronia named by Sallust among its female supporters.

A positively charged ion formed when an atom loses one or more electrons.

A positively charged ion, formed when an atom loses electrons.

A wealthy and powerful cattle businessman who controlled large herds or major cattle-industry operations.

A journey in which cowboys herded cattle to a market, railhead or another grazing area.

The business of breeding, raising, transporting and selling cattle, particularly for beef.

Keeping cattle on extensive areas of grazing land, often to produce beef.

A powerful political group based north of the Thames which expanded its influence over other communities in southern Britain before the Roman invasion of AD 43.

A relationship in which a change in one factor produces a change in another.

An explanation, supported by evidence, of how one factor brings about an effect.

A biological process explaining how a factor can cause a particular effect or disease.

A relationship in which a change in one factor produces a change in another.

A relationship in which one factor contributes directly to an effect through a biological mechanism.

A relationship in which a change in one factor produces a change in another.