Word
principal
Meanings
the head of a school
the most important person or thing in a situation or organization
most important; main
Definition
A principal is the head of a school or the main person or thing in a situation.
A principal is the person in charge of a school, especially an elementary or high school. The word can also mean the most important person or thing involved in an event, agreement, or organization. It often contrasts with supporting roles, secondary factors, or “interest” in finance.
Examples
- The principal called a meeting with the teachers.
- She is the principal investigator on the project.
- Our principal concern is student safety.
- He spoke to the principal after class.
- They agreed on the principal terms of the contract.
Common mistake
Learners often confuse principal (main/leader) with principle (a rule or belief).
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More nouns
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