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principal

 
 
/ˈprɪnsəpəl/ adjective

Definition

first in order of importance: Iraq's principal export is oil. Nigeria remains the country's principal economic partner.
FINANCE, ECONOMICS relating to an amount of money lent or borrowed, rather than to the interest paid on it: Shares of these funds involve investment risk, including the possible loss of the principal amount invested.
(Definition of principal adjective from the Cambridge Business English Dictionary © Cambridge University Press)

“principal” in other dictionaries

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