trigger - definition, thesaurus and related words from WordNet-Online

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Noun trigger has 3 senses

gun trigger, trigger - lever that activates the firing mechanism of a gun
--₁ is a kind of lever
--₁ is a part of gun
--₁ has particulars: hair trigger
Derived form: verb trigger₂
trigger - a device that activates or releases or causes something to happen
--₂ is a kind of device
--₂ has particulars: plutonium trigger, plutonium pit
trigger, induction, initiation - an act that sets in motion some course of events
--₃ is a kind of causing, causation
--₃ has particulars: fomentation, instigation
Derived form: verb trigger₁

Verb trigger has 2 senses

trip, actuate, trigger, activate, set off, spark off, spark, trigger off, touch off - put in motion or move to act; "trigger a reaction"; "actuate the circuits"
--₁ is one way to initiate, pioneer

Derived form: noun trigger₃
Sample sentences:
Somebody ----s something
Something ----s something
trigger - release or pull the trigger on; "Trigger a gun"

Derived form: noun trigger₁
Sample sentence:
Somebody ----s something