1. anger or annoyance provoked by something perceived as unfair, unjust, or offensive
She felt indignation at the unfair treatment she received.
Ela sentiu indignação pelo tratamento injusto que recebeu.
2. a strong emotional response expressing disapproval or offense
His indignation was evident when he heard the insulting remarks.
Sua indignação era evidente quando ouviu as observações insultuosas.