Look up principal in Wiktionary, the free dictionary.

Principal may refer to:

Education[link]

• Principal (school), a head of a primary or secondary school
• Principal (academia), a chief executive of a university or college

Law[link]

• Principal (commercial law), a person who authorises an agent
• Principal (criminal law), a primary actor in a criminal offense

Science[link]

• Principal Investigator, a lead scientist or engineer for a field
• Principal value, a value along a chosen branch of a multivalued function
• Principal branch, a special selected branch of a multivalued function
• Principal ideal, an ideal with a single generator, and the related concept of principal ideal domains
• Cauchy principal value, a way of assigning a finite value to improper integrals that seem to diverge

Performing arts[link]

• Principal dancer, a high-ranked dancer in a ballet company
• The Principal, or Diapason, an organ stop on a pipe organ
• Principal, the lead of a section of an orchestra

Places[link]

• Principal, Cape Verde, a village
• Principal, Ecuador, a parish in Azuay Province, Ecuador

Other uses[link]

• Principal (architecture)
• Principal (computer security), an entity that can be identified and verified
• Principal sum, the original amount of a debt or investment on which interest is calculated
• The Principal, a 1987 action film
• Principal Financial Group, a life insurance company traded on the NYSE
• Dean (Christianity) or principal, the head of a cathedral or collegiate church
• Principal (civil service) or principal officer, a senior management grade in Her Majesty's Civil Service

People with the surname[link]

• Victoria Principal, American actress

See also[link]

• All pages beginning with "Principal"
• All pages with titles containing "Principal"

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