Huay·na Ca·pac 
(wīnä kä-päk) Died c. 1525.
(wīnä kä-päk) Died c. 1525. Incan emperor (1493-c. 1525) under whom the empire reached its greatest extent. After his death the empire was weakened by a protracted civil war between his sons Huáscar and Atahualpa.