reactverb [ I ]uk /riˈækt/ us /riˈækt/
Potassium reacts with water.
- It's difficult to gauge how they'll react.
- She slapped him and called him names, but he didn't react.
- The prime minister reacted angrily to claims that he had lied to the House of Commons.
- She reacted surprisingly calmly to the news of his death.
- The government was very slow to react to the problem.