← Back to Fala2Me

reactive

[/riˈæktɪv/]
adjective
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.
Synonyms
responsivesensitiveexcitablequick-responding
Antonyms
proactiveinactiveinertsluggish

Regional Variations

General Brazilian
reativo
Standard usage in business and chemistry contexts
São Paulo
reativo
Common in corporate and academic settings
Rio de Janeiro
reativo
Standard usage, sometimes used informally for emotional responses
Portugal
reativo
Standard usage; Portuguese maintains same term as Brazilian Portuguese

Related Idioms & Phrases

reactive measures
reactive programming
reactive oxygen species
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →