(historical) The early period of the Roman Empire, during which some characteristics of the government of the Roman Republic were retained; the reign of any particular emperor during said period.

Primary; principal.

A surname.

plural of Principe

plural of principate

Official name of Andorra.

(cinematography) The phase of film production during which the film is actually shot, as distinct from pre-production and post-production.

(algebra) An ideal I in an algebraic object R (which could be a ring, algebra, semigroup or lattice) that is generated by a given single element a ∈ R; the smallest ideal that contains a.

(computer security) An entity capable of being authenticated by a computer system or network.

A former country in Southeast Europe, a monarchy that existed from 1914 to 1925, corresponding to the modern republic of Albania.