| Pronunciation: | | ree'aktiv
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 WordNet Dictionary |
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| | Definition: | |
- [adj] (chemistry and physics) participating readily in reactions; "sodium is a reactive metal"; "free radicals are very reactive"
- [adj] tending to react to a stimulus; "the skin of the geriatric is less reactive than that of younger persons"- Louis Tuft
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REACTIVE is a 8 letter word that starts with R. |
| | Synonyms: | | activated, excited, oxidizable, sensitive, unstable |
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| | Antonyms: | | unreactive |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Re*act`ive\, a. [Cf. F. r['e]actif.]
Having power to react; tending to reaction; of the nature of
reaction. -- {Re*act"ive*ly}, adv. -- {Re*act"ive*ness}, n.
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