entrada

noun
en·​tra·​da | \ ə̇n‧ˈträdə, en‧-\
plural -s

Definition of entrada

: an expedition or journey into unexplored territory before beginning the long entrada, the trappers killed three deer— R. G. Cleland especially : a Spanish exploring or conquering expedition in America through the many entradas and colonization attempts, to the final conquest after the great Maya revolt Science nothing was left except the deeply engraved routes of their remarkable entradas — Frank Waters