Added 9 October 2026
reactive
/ɹiːˈæktɪv/ adjective
adjective Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about reactive at Wordnik → Where our words come from →
- That reacts or responds to a stimulus.
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That readily takes part in reactions.
francium is the most reactive of the alkali metals.
- Characterized by induction or capacitance rather than resistance.