1. A sudden episode of intense fear or anxiety accompanied by physical symptoms such as rapid heartbeat, sweating, trembling, and shortness of breath
She had an anxiety attack during the presentation and had to leave the room.
Ela teve um ataque de ansiedade durante a apresentação e precisou sair da sala.
2. A panic attack or acute anxiety episode that occurs without warning
His anxiety attacks have become more frequent since the accident.
Os ataques de ansiedade dele têm ficado mais frequentes desde o acidente.