English Dictionary

trigger

/ˈtɹɪɡə/

verb

(transitive) To fire a weapon. / (transitive) To initiate something. / (transitive, figuratively) To spark a response, especially a negative emotional response, in (someone).

He pulled the trigger and the gun fired.

意味（1）

(transitive) To fire a weapon.

A U235 bomb would therefore need to incorporate a gun weighing ten tons. Then there was the question of initiating or triggering the bomb.

意味（2）

(transitive) To initiate something.

The controversial article triggered a deluge of angry letters from readers.

意味（3）

(transitive, figuratively) To spark a response, especially a negative emotional response, in (someone).

People get triggered simply by seeing a Trump.

意味（4）

(intransitive, especially electronics) To activate; to become active.

Sodium nitrite (750 ppm) was added after the alarm triggered at three hours, and corrosion did not occur for over eight hours.