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| trig·ger [ tríggər ] |
noun (plural trig·gers) |
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| Definition: |
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1. small lever that fires gun: a small lever that is pressed with a finger to fire a gun
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2. lever that operates mechanism: a small lever or device that is pressed or squeezed to operate a mechanism, e.g. by releasing a spring
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3. stimulus for something: a stimulus that sets off an action, process, or series of events
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4. engineering signal for starting operation: an automatic or manual pulse or signal for an operation to start
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transitive verb (past and past participle trig·gered, present participle trig·ger·ing, 3rd person present singular trig·gers) |
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| Definition: |
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1. make something happen: to set something off, bring something about, or make something happen
  memories triggered by the sight of old photos
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2. fire weapon by pulling trigger: to fire a weapon or initiate an explosion by operating a trigger
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3. engineering set something in motion: to initiate electrical or mechanical activity that will allow a device to function for a time under its own control
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| [Early 17th century. < Dutch trekker< trekken "pull"] |
