26984 words

react

6 definitions • 13 examples
1
to act in a particular way as a direct result of something else:

Examples:

She slapped him and called him names, but he didn't react.
The judge reacted angrily to the suggestion that it hadn't been a fair trial.
Many people react (badly) to (= are made ill by) penicillin.
2
to change in a physical or chemical way when put with another substance:

Examples:

Potassium reacts with water.
3
to act in a particular way as a direct result of something else:

Examples:

How do you think she’ll react when she hears the news?
4
If substances react, they change when brought together.
5
if prices or markets react, their levels rise or fall as a direct result of something that happens:

Examples:

react to sth How did bank share prices react to last year's financial results?
react badly/favourably/positively The market reacted positively to last week's news of the £53.7m bid.
react with sth The shares reacted with a 22p fall to 684p.
6
to behave in a particular way as a direct result of something else:

Examples:

react to sth The union reacted angrily to the threat of job losses.
react by doing sth China has reacted to reports of unsafe products by cracking down on its own manufacturers.

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