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reactive

3 syllables
adjective
Quick answer

As an adjective, reactive means that reacts or responds to a stimulus.

Meanings of reactive

4 meanings

adjective

  1. That reacts or responds to a stimulus

  2. chemistryThat readily takes part in reactions

    “francium is the most reactive of the alkali metals.”

  3. electronicsCharacterized by induction or capacitance rather than resistance.

  4. Reacting to the past rather than anticipating the future, not predictive.

Meanings from Wiktionary (CC BY-SA 4.0) and Open English WordNet (CC BY 4.0).

Synonyms by meaning

adjective: reacting to a stimulus
responsive
Oppositesunreactive

Words that rhyme with reactive

All rhymes →
attractiveactiveradioactiveunattractiveinteractiveinactiveproactivehyperactiveoveractiverefractiveretroactive

For word games

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Scrabble & Words With Friends: valid word13 points before bonuses.8 letters.
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Nearby words

reachesreachingreactreactionreactionaryreactivatereactivityreactorreadread-outreadabilityreadable