Synonym: chief, dominant, essential, foremost, head, important, leading, main, primary, prominent. Similar words: principle, municipal, anticipate, participant, participate, participation, print, spring up. Meaning: ['prɪnsəpl] 
n. 1. the original amount of a debt on which interest is calculated 2. the educator who has executive authority for a school 3. an actor who plays a principal role 4. capital as contrasted with the income derived from it 5. the major party to a financial transaction at a stock exchange; buys and sells for his own account. adj. most important element.
n. 1. the original amount of a debt on which interest is calculated 2. the educator who has executive authority for a school 3. an actor who plays a principal role 4. capital as contrasted with the income derived from it 5. the major party to a financial transaction at a stock exchange; buys and sells for his own account. adj. most important element. 271. What are the unusual physicochemical properties of product and the principal impurities?
272. The principal axis effected the moving stability and action accuracy of the R 20 cathode bobbin making machine.
More similar words: principle, municipal, anticipate, participant, participate, participation, print, spring up, sprinkle, palm, pale, palace, palatial, recipe, pencil, council, incident, ancient, Palestinian, recipient, financial, renunciation, conciliatory, price, prior, prime, prize, priest, financial crisis, comprise.