reactive
adjUK /ɹiːˈæktɪv/ · CA, US /ɹiˈæktɪv/
Etymology From react + -ive.
1
That reacts or responds to a stimulus.
2
Chemistry, Natural sciences, Physical sciences That readily takes part in reactions.
- francium is the most reactive of the alkali metals.
3
Business, Electrical engineering, Electricity, Electromagnetism, Electronics, Energy, Engineering, Natural sciences, Physical sciences, Physics Characterized by induction or capacitance rather than resistance.
4
Reacting to the past rather than anticipating the future, not predictive.
- Antonyms
- proactive
- Derived terms
52 terms
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