Definition of proactive adjective from the Oxford Advanced American Dictionary

 

proactive

 adjective
adjective
NAmE//proʊˈæktɪv//
 
 
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(of a person or policy) controlling a situation by making things happen rather than waiting for things to happen and then reacting to them a proactive approach Managers must be proactive in identifying and preventing potential problems. compare reactive
proactively
 
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adverb
See the Oxford Advanced Learner's Dictionary entry: proactive