Principal 374112 220141606 2008-06-18T13:52:53Z 170.158.38.254 {{wiktionary|principal}} {{distinguish|principle}} '''Principal''' may refer to: == Education == The head of an educational institution: *[[Principal (school)]], head of a primary or secondary school *[[Principal (university)]], chief executive of a university **[[Dean (education)]], a person with significant authority **[[Provost (education)]], chief academic officer of a university **[[Chancellor (education)]], the head of a university == Law == *[[Principal (commercial law)]], a person who authorises an agent to act to create a legal relationship with a third party * [[Principal (criminal law)]], one (or more) primary actor(s) in a criminal offense for which other actors may be criminally liable as accomplices, accessories or conspirators == Other uses == * [[Principal sum]], the original amount of a debt or investment on which interest is calculated * [[Organ stop]] on a pipe organ * A musician in an [[orchestra]] who either plays the first part (wind instruments), or who sits in the first chair and leads a section (of string instruments) in playing the same part * A performer in an opera or musical who takes a more or less prominent part in the action, and sings [[Solo (music)|solo]] or in small ensembles * [[Principal ideal]], in ring theory in mathematics, an ideal with a single generator, and the related concept of [[principal ideal domain|principal ideal domains]] * [[Cauchy principal value|The Cauchy Principal Value]] of an [[integral]], in mathematics, a way of assigning a finite value to improper integrals that seem to diverge * [[Principal (Civil Service)]] or Principal Officer, a senior management grade (now grade 7) in the [[British Civil Service]] and the [[Civil service of the Republic of Ireland | Irish Civil Service]] * A security principal is an entity that can be positively identified and verified via a technique known as [[Authentication]] * [[Principal, Cape Verde]], a village * [[Principal Financial Group]], a life insurance company traded on the NYSE {{disambig}} [[Category:Disambiguation containing homophones]] [[de:Prinzipal]] [[simple:Principal]]