principal

/ˈprɪnsəpəl/
noun
  1. The person in charge of a school, especially a primary or secondary school.
    • The principal announced a new dress code for students.
    • My mother had a meeting with the principal about my grades.
    • The principal gave a speech at the graduation ceremony.
  2. A sum of money that is borrowed or invested, on which interest is paid or earned.
    • Investing a larger principal can lead to higher returns over time.
    • The bank calculates interest based on the principal amount.
    • She paid off the principal on her car loan early.
  3. The main person in a business or organization, especially one with authority or ownership.
    • As a principal in the company, he makes the final decisions.
    • The principals of the firm met to discuss the merger.
    • The law firm has three principals who share ownership.
adjective
  1. Most important; main.
    • Her principal goal is to finish college.
    • The principal ingredient in this sauce is tomatoes.
    • The principal reason for the delay was bad weather.
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Antonyms
What does "principal" mean? | whatsthatwordmean | whatsthatwordmean