First, highest, or foremost in importance, rank, worth, or degree; chief.
파생어
principally [부] principalship [명]
예문
1. the principal of business (사장) 2. a principal cause of his failure (그가 실패한 주요 원인) 3. a principal in the first degree (제 1급 정범) 4. the principal sum (원금) 5. a principal verb (주동사)
