Meaning of PRINCIPAL in English

■ adjective

1》 first in order of importance; main.

2》 denoting an original sum of money invested or lent.

■ noun

1》 the most important or senior person in an organization or group.

↘the head of a school or college.

↘(in certain professions) a fully qualified practitioner.

2》 a sum of money lent or invested, on which interest is paid.

3》 a person for whom another acts as an agent or representative.

↘ Law a person directly responsible for a crime.

4》 a main rafter supporting purlins.

5》 an organ stop sounding a set of pipes typically an octave above the diapason.


~ship noun


ME: via OFr. from L. ~is 'first, original', from princeps , princip- 'first, chief'.


On the confusion of ~ and principle , see usage at principle .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.