Definition of principales:
(adj) :
Primary; most important; first level in importance.
(n) :
(finance, uncountable) The money originally invested or loaned, on which basis interest and returns are calculated.
(n) :
(Canada, US, Australia, New Zealand, Philippines) The chief administrator of a school.
(n) :
(UK, Canada) The chief executive and chief academic officer of a university or college.
(n) :
(Canada, US) A partner or owner of a business.
(n) :
(law) A legal person that authorizes another (the agent) to act on their behalf; or on whose behalf an agent or gestor in a negotiorum gestio acts.