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react

1 ENTRIES FOUND:
react /riˈækt/ verb
reacts; reacted; reacting
react
/riˈækt/
verb
reacts; reacted; reacting
Britannica Dictionary definition of REACT
[no object]
: to behave or change in a particular way when something happens, is said, etc.
often + to
see also overreact
of a chemical substance : to change after coming into contact with another substance often + with often + together
medical : to be affected by a drug, food, etc., in usually a bad way

react against

[phrasal verb]
react against (someone or something)
: to do things that are opposed to (something or someone that you disagree with)