English to English adjective
1 |
participating readily in reactions |  | Example: sodium is a reactive metal free radicals are very reactive
source: wordnet30
2 |
Having power to react; tending to reaction; of the nature of reaction. |  | source: webster1913 adjective satellite
3 |
reacting to a stimulus |  | Example: the skin of old persons is less reactive than that of younger persons
source: wordnet30
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