Reactive meaning

rē-ăktĭv
adjective
4
2
Tending to react.
adjective
4
3
Reacting to the past rather than anticipating the future, not predictive.
adjective
4
3
The definition of reactive is showing a response.

An example of something reactive is a solution that explodes when another substance is poured into it.

adjective
4
4
Of, caused by, or showing reaction or reactance.
adjective
2
1
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(chemistry) That readily takes part in reactions.

Francium is the most reactive of the alkali metals.

adjective
2
2
Characterized by reaction.
adjective
2
3
(chemistry & physics) Tending to participate readily in reactions.
adjective
2
3
(electronics) Characterized by induction or capacitance rather than resistance.
adjective
2
3
Tending to be responsive or to react to a stimulus.
adjective
1
3
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