principal
1. [ adjective ] most important element
Synonyms: main chief primary
Examples:

"the chief aim of living" "the main doors were of solid glass" "the principal rivers of America" "the principal example" "policemen were primary targets"

Related terms: important
2. [ noun ] (business) the original amount of a debt on which interest is calculated
Related terms: debt loan
3. [ noun ] (work,education) the educator who has executive authority for a school
Synonyms: school_principal head head_teacher
Examples:

"she sent unruly pupils to see the principal"

Related terms: educator headmaster headmistress chancellor
4. [ noun ] (performing arts) an actor who plays a principal role
Synonyms: star lead
Related terms: actor film_star idol television_star co-star star
5. [ noun ] (economics,business) capital as contrasted with the income derived from it
Synonyms: principal_sum corpus
Related terms: capital
6. [ noun ] (finance) the major party to a financial transaction at a stock exchange; buys and sells for his own account
Synonyms: dealer
Related terms: financier broker-dealer deal
Similar spelling:   principally
  principality
  principle
  principled
  Principato
  Principe
  principen
  princely
  prince
  pronucleus
  preying