Diagnosis of rheumatoid arthritis (RA) is largely clinical, based on key historic and physical findings and serial observation of symptoms, signs and response to therapies. Observation during the ... The meaning of REACTIVE is of, relating to, or marked by reaction or reactance.

Understanding the Context

How to use reactive in a sentence. REACTIVE definition: 1. reacting to events or situations rather than acting first to change or prevent something: 2…. Learn more.

Key Insights

To be reactive is to be ready to react or respond to something else — as opposed to ready to act on one's own. A person who's reactive does things only in response to others. Definition of reactive adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. If someone is reactive, they behave in response to what happens to them, rather than deciding in advance how they want to behave.

Final Thoughts

I want our organization to be less reactive and more pro-active. There are 17 meanings listed in OED's entry for the word reactive, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence. reactive, adj. & n. meanings, etymology and more | Oxford English ...