reativo
1. Acting in response to something rather than creating or initiating something oneself
The company took a reactive approach to the market changes instead of being proactive.
A empresa adotou uma abordagem reativa às mudanças do mercado em vez de ser proativa.
2. Readily responsive to a stimulus; quick to react
He has a reactive personality and responds immediately to criticism.
Ele tem uma personalidade reativa e responde imediatamente às críticas.
3. In chemistry, having a tendency to undergo chemical reactions
Fluorine is a highly reactive element.
O flúor é um elemento altamente reativo.
4. In medicine, showing a positive response to a test
The patient tested reactive for the antibody.
O paciente testou reativo para o anticorpo.
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