1. to take someone into custody by legal authority
2. to stop or halt something
3. to catch and hold someone’s attention

1. the act of taking someone into custody
2. the stopping or slowing of something

Examples

• Police arrested the suspect at his home.
• The medication helped arrest the spread of infection.
• The beautiful sunset arrested our attention.
• He was under arrest for theft.
• The doctor was concerned about cardiac arrest.
• Security cameras led to his arrest.
• The new treatment can arrest tumor growth.