1. A measured, controlled reaction that shows moderation and self-control, avoiding excessive emotion or aggression
The diplomat's restrained response to the criticism helped defuse the tension.
A resposta contida do diplomata à crítica ajudou a desacelerar a tensão.
2. A cautious or limited reply that deliberately avoids strong emotional expression
Despite his anger, he offered only a restrained response to the accusation.
Apesar de sua raiva, ele ofereceu apenas uma resposta contida à acusação.