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The meaning of PRINCIPAL is most important, consequential, or influential : chief. How to use principal in a sentence.

PRINCIPAL definition: first or highest in rank, importance, value, etc.; chief; foremost. See examples of principal used in a sentence.

PRINCIPAL meaning: 1. first in order of importance: 2. the person in charge of a school 3. the person in charge of a…. Learn more.

Feb 7, 2026 · When an attorney represents a client, the client is the principal who permits the attorney, the client′s agent, to act on the client′s behalf. My principal sells metal shims.

The principal of a loan is the original amount of the loan, on which you pay interest.

Principal is both a noun and an adjective. As a noun, it has specialized meanings in law and finance, but in general usage it refers to a person who holds a high position or plays an important role: a meeting …

Principal and principle are easy to confuse. Principal means main or most important. A principal is the head of a school or a department. Principle is a general law or a code of conduct.

The word, principal, comes from the Latin principalis "first in importance" and is related to the title of prince. You can see the relation when you think about its meanings — the head of a school, the …

One of the principals in the assassination plot has been arrested. Do not confuse principal with principle.