Principal Definition

prĭnsə-pəl
principals
adjective
Highest or among the highest in rank, authority, importance, degree, etc.
Webster's New World
Of, relating to, or being financial principal, or a principal in a financial transaction.
American Heritage

That is or has to do with principal.

Webster's New World
Primary; most important.
Smith is the principal architect of this design.
The principal cause of the failure was poor planning.
Wiktionary
noun
principals
One who holds a position of presiding rank, especially the head of an elementary school, middle school, or high school.
American Heritage
A principal person or thing.
Webster's New World
Any of the main end rafters of a roof, supporting the purlins.
Webster's New World
The amount of a debt, investment, etc. minus the interest, or on which interest is computed.
Webster's New World
The person primarily responsible for an obligation.
Webster's New World
Antonyms:
interest
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other
The amount of money that is borrowed, excluding the interest charge, that remains unpaid. Principal also may be part of a monthly payment that reduces the outstanding balance of a loan. For instance, mortgage payments consist of principal and interest payments.
Webster's New World Finance
A principal whose identity is shared by his or her agent with the third party.
Webster's New World Law
A principal whose identity is kept secret by his agent. Both the undisclosed principal and the authorized agent are liable for fulfilling the provisions of a contract.
Webster's New World Law
The role that a broker or dealer plays when selling or buying securities for his or her own account.
Webster's New World Finance

Other Word Forms of Principal

Noun

Singular:
principal
Plural:
principals

Origin of Principal

  • Middle English from Old French from Latin prīncipālis from prīnceps prīncip- leader, emperor per1 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin principalis.

    From Wiktionary

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