rɪˈækt

Definitions

1. verb

to have a strong emotional reaction to something.

“She reacted poorly to the news.”

2. verb

to respond or act in a particular way to something.

“He reacted quickly to the emergency.”

3. noun

an emotional response to a situation or event.

“Her reaction to the surprise party was priceless.”

4. noun

a chemical compound that is highly reactive.

“Benzene is a highly reactive compound.”

5. noun

a response to a stimulus, such as a change in temperature or light.

“The reaction of the thermometer to the cold water was immediate.”